The volume of a spherical soccer ball is equal to the product of Pi, the cube of the radius of the ball,
 and 4/3. Let V represent the volume of the ball, r represent the radius of the ball, and 3.14 represent
 an approximate value of .
 Part A
 ? Question
 Create an equation that could be used to find the volume, V, of the soccer ball.
 Type the correct answer in the box.