640 liters in dry gallons

Conversion formula
How to convert 640 liters to dry gallons?

We know (by definition) that: $1\mathrm{liter}\approx 0.227020746067214\mathrm{drygallon}$

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

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

Conclusion: 640 ⁢ liter ≈ 145.29327748301696 ⁢ drygallon

Conversion in the opposite direction

The inverse of the conversion factor is that 1 dry gallon is equal to 0.00688263089196875 times 640 liters.

It can also be expressed as: 640 liters is equal to $\frac{1}{\mathrm{0.00688263089196875}}$ dry gallons.

Approximation

An approximate numerical result would be: six hundred and forty liters is about one hundred and forty-five point two eight dry gallons, or alternatively, a dry gallon is about zero point zero one times six hundred and forty liters.