Finding the Third Proportional to 80,519,840,442 and 120,081,502,105

Step by Step Solution

1. Step 1: Write the proportion equation
   80,519,840,442 : 120,081,502,105 = 120,081,502,105 : x
2. Step 2: Convert to fraction form
   80,519,840,442/120,081,502,105 = 120,081,502,105/x
3. Step 3: Cross multiply
   80,519,840,442x = 120,081,502,105 × 120,081,502,105
4. Step 4: Simplify right side
   80,519,840,442x = 14,419,567,147,793,120,231,424
5. Step 5: Solve for x
   x = 14,419,567,147,793,120,231,424/80,519,840,442
6. Step 6: Final answer
   x = 179,080,920,536.35