Finding the Third Proportional to 99,914,014,852.50 and 218,137,047,724.50

Step by Step Solution

1. Step 1: Write the proportion equation
   99,914,014,852.50 : 218,137,047,724.50 = 218,137,047,724.50 : x
2. Step 2: Convert to fraction form
   99,914,014,852.50/218,137,047,724.50 = 218,137,047,724.50/x
3. Step 3: Cross multiply
   99,914,014,852.50x = 218,137,047,724.50 × 218,137,047,724.50
4. Step 4: Simplify right side
   99,914,014,852.50x = 47,583,771,589,960,794,112,000
5. Step 5: Solve for x
   x = 47,583,771,589,960,794,112,000/99,914,014,852.50
6. Step 6: Final answer
   x = 476,247,217,772.27