Finding the Fourth Proportional to 147,380,443.30, 220,645,512.15 and 147,380,443.30

Step by Step Solution

1. Step 1: Write the proportion equation
   147,380,443.30 : 220,645,512.15 = 147,380,443.30 : x
2. Step 2: Convert to fraction form
   147,380,443.30/220,645,512.15 = 147,380,443.30/x
3. Step 3: Cross multiply
   147,380,443.30x = 220,645,512.15 × 147,380,443.30
4. Step 4: Simplify right side
   147,380,443.30x = 32,518,833,392,822,540
5. Step 5: Solve for x
   x = 32,518,833,392,822,540/147,380,443.30
6. Step 6: Final answer
   x = 220,645,512.15