Finding the Third Proportional to 80,087,917,071 and 109,066,072,994

Step by Step Solution

1. Step 1: Write the proportion equation
   80,087,917,071 : 109,066,072,994 = 109,066,072,994 : x
2. Step 2: Convert to fraction form
   80,087,917,071/109,066,072,994 = 109,066,072,994/x
3. Step 3: Cross multiply
   80,087,917,071x = 109,066,072,994 × 109,066,072,994
4. Step 4: Simplify right side
   80,087,917,071x = 11,895,408,278,332,535,472,128
5. Step 5: Solve for x
   x = 11,895,408,278,332,535,472,128/80,087,917,071
6. Step 6: Final answer
   x = 148,529,375,133.92