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Finding the Third Proportional to 38,508,234 and 84,573,636

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Solution

The third proportional to 38,508,234 and 84,573,636 is: 185,744,687.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,508,234 : 84,573,636 = 84,573,636 : x
  2. Step 2: Convert to fraction form
    38,508,234/84,573,636 = 84,573,636/x
  3. Step 3: Cross multiply
    38,508,234x = 84,573,636 × 84,573,636
  4. Step 4: Simplify right side
    38,508,234x = 7,152,699,906,260,496
  5. Step 5: Solve for x
    x = 7,152,699,906,260,496/38,508,234
  6. Step 6: Final answer
    x = 185,744,687.91

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.