Finding the Third Proportional to 70,814,609 and 152,390,920

Step by Step Solution

1. Step 1: Write the proportion equation
   70,814,609 : 152,390,920 = 152,390,920 : x
2. Step 2: Convert to fraction form
   70,814,609/152,390,920 = 152,390,920/x
3. Step 3: Cross multiply
   70,814,609x = 152,390,920 × 152,390,920
4. Step 4: Simplify right side
   70,814,609x = 23,222,992,498,446,400
5. Step 5: Solve for x
   x = 23,222,992,498,446,400/70,814,609
6. Step 6: Final answer
   x = 327,940,700.75