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Finding the Third Proportional to 67,027,213.50 and 144,635,487

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Solution

The third proportional to 67,027,213.50 and 144,635,487 is: 312,103,442.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,027,213.50 : 144,635,487 = 144,635,487 : x
  2. Step 2: Convert to fraction form
    67,027,213.50/144,635,487 = 144,635,487/x
  3. Step 3: Cross multiply
    67,027,213.50x = 144,635,487 × 144,635,487
  4. Step 4: Simplify right side
    67,027,213.50x = 20,919,424,099,727,168
  5. Step 5: Solve for x
    x = 20,919,424,099,727,168/67,027,213.50
  6. Step 6: Final answer
    x = 312,103,442.88

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.