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Finding the Third Proportional to 29,177,079 and 67,539,745

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Solution

The third proportional to 29,177,079 and 67,539,745 is: 156,342,489.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,177,079 : 67,539,745 = 67,539,745 : x
  2. Step 2: Convert to fraction form
    29,177,079/67,539,745 = 67,539,745/x
  3. Step 3: Cross multiply
    29,177,079x = 67,539,745 × 67,539,745
  4. Step 4: Simplify right side
    29,177,079x = 4,561,617,154,665,025
  5. Step 5: Solve for x
    x = 4,561,617,154,665,025/29,177,079
  6. Step 6: Final answer
    x = 156,342,489.07

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.