491 US gallons in US customary cups

Conversion formula
How to convert 491 US gallons to US customary cups?

We know (by definition) that: $1\mathrm{usgallon}\approx 16\mathrm{uscup}$

We can set up a proportion to solve for the number of US customary cups.

Now, we cross multiply to solve for our unknown $x$:

Conclusion: 491 ⁢ usgallon ≈ 7856 ⁢ uscup

Conversion in the opposite direction

The inverse of the conversion factor is that 1 US customary cup is equal to 0.000127291242362525 times 491 US gallons.

It can also be expressed as: 491 US gallons is equal to $\frac{1}{\mathrm{0.000127291242362525}}$ US customary cups.

Approximation

An approximate numerical result would be: four hundred and ninety-one US gallons is about seven thousand, eight hundred and fifty-six US customary cups, or alternatively, a US customary cup is about zero times four hundred and ninety-one US gallons.