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Finding the Third Proportional to 179,752,877 and 387,273,637

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Solution

The third proportional to 179,752,877 and 387,273,637 is: 834,372,569.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,752,877 : 387,273,637 = 387,273,637 : x
  2. Step 2: Convert to fraction form
    179,752,877/387,273,637 = 387,273,637/x
  3. Step 3: Cross multiply
    179,752,877x = 387,273,637 × 387,273,637
  4. Step 4: Simplify right side
    179,752,877x = 149,980,869,915,207,776
  5. Step 5: Solve for x
    x = 149,980,869,915,207,776/179,752,877
  6. Step 6: Final answer
    x = 834,372,569.82

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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.