# 421 US quarts in US gallons

## Conversion

421 US quarts is equivalent to 105.25 US gallons.[1]

## Conversion formula How to convert 421 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.

$1 ⁢ usquart 421 ⁢ usquart ≈ 0.25 ⁢ usgallon x ⁢ usgallon$

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

$x\mathrm{usgallon}\approx \frac{421\mathrm{usquart}}{1\mathrm{usquart}}*0.25\mathrm{usgallon}\to x\mathrm{usgallon}\approx 105.25\mathrm{usgallon}$

Conclusion: $421 ⁢ usquart ≈ 105.25 ⁢ usgallon$

## Conversion in the opposite direction

The inverse of the conversion factor is that 1 US gallon is equal to 0.00950118764845606 times 421 US quarts.

It can also be expressed as: 421 US quarts is equal to $\frac{1}{\mathrm{0.00950118764845606}}$ US gallons.

## Approximation

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

## Footnotes

[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).

Results may contain small errors due to the use of floating point arithmetic.

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