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Finding the Third Proportional to 73,140,274 and 157,287,908

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Solution

The third proportional to 73,140,274 and 157,287,908 is: 338,247,105.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,140,274 : 157,287,908 = 157,287,908 : x
  2. Step 2: Convert to fraction form
    73,140,274/157,287,908 = 157,287,908/x
  3. Step 3: Cross multiply
    73,140,274x = 157,287,908 × 157,287,908
  4. Step 4: Simplify right side
    73,140,274x = 24,739,486,003,016,464
  5. Step 5: Solve for x
    x = 24,739,486,003,016,464/73,140,274
  6. Step 6: Final answer
    x = 338,247,105.87

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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.