Finding the Third Proportional to 51,016,873,030 and 71,811,693,209

Step by Step Solution

1. Step 1: Write the proportion equation
   51,016,873,030 : 71,811,693,209 = 71,811,693,209 : x
2. Step 2: Convert to fraction form
   51,016,873,030/71,811,693,209 = 71,811,693,209/x
3. Step 3: Cross multiply
   51,016,873,030x = 71,811,693,209 × 71,811,693,209
4. Step 4: Simplify right side
   51,016,873,030x = 5,156,919,281,543,536,443,392
5. Step 5: Solve for x
   x = 5,156,919,281,543,536,443,392/51,016,873,030
6. Step 6: Final answer
   x = 101,082,621,792.82