Finding the Third Proportional to 68,216,631,518 and 152,118,477,337

Step by Step Solution

1. Step 1: Write the proportion equation
   68,216,631,518 : 152,118,477,337 = 152,118,477,337 : x
2. Step 2: Convert to fraction form
   68,216,631,518/152,118,477,337 = 152,118,477,337/x
3. Step 3: Cross multiply
   68,216,631,518x = 152,118,477,337 × 152,118,477,337
4. Step 4: Simplify right side
   68,216,631,518x = 23,140,031,147,327,384,190,976
5. Step 5: Solve for x
   x = 23,140,031,147,327,384,190,976/68,216,631,518
6. Step 6: Final answer
   x = 339,213,922,358.82