Finding the Third Proportional to 151,435,690 and 329,404,470

Step by Step Solution

1. Step 1: Write the proportion equation
   151,435,690 : 329,404,470 = 329,404,470 : x
2. Step 2: Convert to fraction form
   151,435,690/329,404,470 = 329,404,470/x
3. Step 3: Cross multiply
   151,435,690x = 329,404,470 × 329,404,470
4. Step 4: Simplify right side
   151,435,690x = 108,507,304,855,980,896
5. Step 5: Solve for x
   x = 108,507,304,855,980,896/151,435,690
6. Step 6: Final answer
   x = 716,523,990.19