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Finding the Third Proportional to 101,253,591 and 220,906,642

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Solution

The third proportional to 101,253,591 and 220,906,642 is: 481,955,691.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,253,591 : 220,906,642 = 220,906,642 : x
  2. Step 2: Convert to fraction form
    101,253,591/220,906,642 = 220,906,642/x
  3. Step 3: Cross multiply
    101,253,591x = 220,906,642 × 220,906,642
  4. Step 4: Simplify right side
    101,253,591x = 48,799,744,479,716,160
  5. Step 5: Solve for x
    x = 48,799,744,479,716,160/101,253,591
  6. Step 6: Final answer
    x = 481,955,691.62

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.