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Finding the Third Proportional to 136,449,387 and 222,785,982

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Solution

The third proportional to 136,449,387 and 222,785,982 is: 363,750,947.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,449,387 : 222,785,982 = 222,785,982 : x
  2. Step 2: Convert to fraction form
    136,449,387/222,785,982 = 222,785,982/x
  3. Step 3: Cross multiply
    136,449,387x = 222,785,982 × 222,785,982
  4. Step 4: Simplify right side
    136,449,387x = 49,633,593,775,704,320
  5. Step 5: Solve for x
    x = 49,633,593,775,704,320/136,449,387
  6. Step 6: Final answer
    x = 363,750,947.27

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.