Solve the Problem $$\text { Solve the formula } r = \sqrt { \frac { 3 \mathrm {~V} } { \pi h } } \text { for } \mathrm { V } \text {. }$$

Solve the problem.
- $$\text { Solve the formula } r = \sqrt { \frac { 3 \mathrm {~V} } { \pi h } } \text { for } \mathrm { V } \text {. }$$