Finding the Third Proportional to 109,711,985,028 and 167,847,053,139

Step by Step Solution

1. Step 1: Write the proportion equation
   109,711,985,028 : 167,847,053,139 = 167,847,053,139 : x
2. Step 2: Convert to fraction form
   109,711,985,028/167,847,053,139 = 167,847,053,139/x
3. Step 3: Cross multiply
   109,711,985,028x = 167,847,053,139 × 167,847,053,139
4. Step 4: Simplify right side
   109,711,985,028x = 28,172,633,247,446,290,399,232
5. Step 5: Solve for x
   x = 28,172,633,247,446,290,399,232/109,711,985,028
6. Step 6: Final answer
   x = 256,787,198,228.67