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Finding the Third Proportional to 63,057,370 and 135,838,628

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Solution

The third proportional to 63,057,370 and 135,838,628 is: 292,624,523.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,057,370 : 135,838,628 = 135,838,628 : x
  2. Step 2: Convert to fraction form
    63,057,370/135,838,628 = 135,838,628/x
  3. Step 3: Cross multiply
    63,057,370x = 135,838,628 × 135,838,628
  4. Step 4: Simplify right side
    63,057,370x = 18,452,132,856,922,384
  5. Step 5: Solve for x
    x = 18,452,132,856,922,384/63,057,370
  6. Step 6: Final answer
    x = 292,624,523.62

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.