4 US customary cups in metric teaspoons

Conversion formula
How to convert 4 US customary cups to metric teaspoons?

We know (by definition) that: $1\mathrm{uscup}\approx 47.3176473\mathrm{brteaspoon}$

We can set up a proportion to solve for the number of metric teaspoons.

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

Conclusion: 4 ⁢ uscup ≈ 189.2705892 ⁢ brteaspoon

Conversion in the opposite direction

The inverse of the conversion factor is that 1 metric teaspoon is equal to 0.00528344104716297 times 4 US customary cups.

It can also be expressed as: 4 US customary cups is equal to $\frac{1}{\mathrm{0.00528344104716297}}$ metric teaspoons.

Approximation

An approximate numerical result would be: four US customary cups is about one hundred and eighty-nine point two seven metric teaspoons, or alternatively, a metric teaspoon is about zero point zero one times four US customary cups.