| Simple | Progressive | Perfect | Progressive |
| Present |
| I quadruple |
| you quadruple |
| he/she/it quadruples |
| we quadruple |
| you all quadruple |
| they quadruple |
|
| I am quadrupling |
| you are quadrupling |
| he/she/it is quadrupling |
| we are quadrupling |
| you all are quadrupling |
| they are quadrupling |
|
| I have quadrupled |
| you have quadrupled |
| he/she/it has quadrupled |
| we have quadrupled |
| you all have quadrupled |
| they have quadrupled |
|
| I have been quadrupling |
| you have been quadrupling |
| he/she/it has been quadrupling |
| we have been quadrupling |
| you all have been quadrupling |
| they have been quadrupling |
|
| Past |
| I quadrupled |
| you quadrupled |
| he/she/it quadrupled |
| we quadrupled |
| you all quadrupled |
| they quadrupled |
|
| I was quadrupling |
| you were quadrupling |
| he/she/it was quadrupling |
| we were quadrupling |
| you all were quadrupling |
| they were quadrupling |
|
| I had quadrupled |
| you had quadrupled |
| he/she/it had quadrupled |
| we had quadrupled |
| you all had quadrupled |
| they had quadrupled |
|
| I had been quadrupling |
| you had been quadrupling |
| he/she/it had been quadrupling |
| we had been quadrupling |
| you all had been quadrupling |
| they had been quadrupling |
|
| Future |
| I will quadruple |
| you will quadruple |
| he/she/it will quadruple |
| we will quadruple |
| you all will quadruple |
| they will quadruple |
|
| I will be quadrupling |
| you will be quadrupling |
| he/she/it will be quadrupling |
| we are quadrupling |
| you all will be quadrupling |
| they will be quadrupling |
|
| I will have quadrupled |
| you will have quadrupled |
| he/she/it will have quadrupled |
| we will have quadrupled |
| you all will have quadrupled |
| they will have quadrupled |
|
| I will have been quadrupling |
| you will have been quadrupling |
| he/she/it will have been quadrupling |
| we will have been quadrupling |
| you all will have been quadrupling |
| they will have been quadrupling |
|
