636 US quarts in US gallons

Conversion formula
How to convert 636 US quarts to US gallons?

We know (by definition) that: $1\mathrm{usquart}\approx 0.25\mathrm{usgallon}$

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

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

Conclusion: 636 ⁢ usquart ≈ 159.0 ⁢ usgallon

Conversion in the opposite direction

The inverse of the conversion factor is that 1 US gallon is equal to 0.00628930817610063 times 636 US quarts.

It can also be expressed as: 636 US quarts is equal to $\frac{1}{\mathrm{0.00628930817610063}}$ US gallons.

Approximation

An approximate numerical result would be: six hundred and thirty-six US quarts is about one hundred and fifty-nine US gallons, or alternatively, a US gallon is about zero point zero one times six hundred and thirty-six US quarts.