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Finding the Third Proportional to 74,592,351 and 156,915,234

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Solution

The third proportional to 74,592,351 and 156,915,234 is: 330,092,701.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,592,351 : 156,915,234 = 156,915,234 : x
  2. Step 2: Convert to fraction form
    74,592,351/156,915,234 = 156,915,234/x
  3. Step 3: Cross multiply
    74,592,351x = 156,915,234 × 156,915,234
  4. Step 4: Simplify right side
    74,592,351x = 24,622,390,661,274,756
  5. Step 5: Solve for x
    x = 24,622,390,661,274,756/74,592,351
  6. Step 6: Final answer
    x = 330,092,701.61

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.