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Finding the Third Proportional to 137,959,352 and 191,819,460

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Solution

The third proportional to 137,959,352 and 191,819,460 is: 266,706,857.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,959,352 : 191,819,460 = 191,819,460 : x
  2. Step 2: Convert to fraction form
    137,959,352/191,819,460 = 191,819,460/x
  3. Step 3: Cross multiply
    137,959,352x = 191,819,460 × 191,819,460
  4. Step 4: Simplify right side
    137,959,352x = 36,794,705,234,691,600
  5. Step 5: Solve for x
    x = 36,794,705,234,691,600/137,959,352
  6. Step 6: Final answer
    x = 266,706,857.50

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.