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Finding the Third Proportional to 73,073,721 and 151,327,143

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Solution

The third proportional to 73,073,721 and 151,327,143 is: 313,380,841.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,073,721 : 151,327,143 = 151,327,143 : x
  2. Step 2: Convert to fraction form
    73,073,721/151,327,143 = 151,327,143/x
  3. Step 3: Cross multiply
    73,073,721x = 151,327,143 × 151,327,143
  4. Step 4: Simplify right side
    73,073,721x = 22,899,904,208,542,448
  5. Step 5: Solve for x
    x = 22,899,904,208,542,448/73,073,721
  6. Step 6: Final answer
    x = 313,380,841.91

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.