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Finding the Third Proportional to 60,126,377 and 128,755,800

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Solution

The third proportional to 60,126,377 and 128,755,800 is: 275,720,189.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,126,377 : 128,755,800 = 128,755,800 : x
  2. Step 2: Convert to fraction form
    60,126,377/128,755,800 = 128,755,800/x
  3. Step 3: Cross multiply
    60,126,377x = 128,755,800 × 128,755,800
  4. Step 4: Simplify right side
    60,126,377x = 16,578,056,033,640,000
  5. Step 5: Solve for x
    x = 16,578,056,033,640,000/60,126,377
  6. Step 6: Final answer
    x = 275,720,189.06

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.