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Finding the Third Proportional to 885,489,132.38 and 1,937,785,006.88

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Solution

The third proportional to 885,489,132.38 and 1,937,785,006.88 is: 4,240,606,231.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,489,132.38 : 1,937,785,006.88 = 1,937,785,006.88 : x
  2. Step 2: Convert to fraction form
    885,489,132.38/1,937,785,006.88 = 1,937,785,006.88/x
  3. Step 3: Cross multiply
    885,489,132.38x = 1,937,785,006.88 × 1,937,785,006.88
  4. Step 4: Simplify right side
    885,489,132.38x = 3,755,010,732,869,543,936
  5. Step 5: Solve for x
    x = 3,755,010,732,869,543,936/885,489,132.38
  6. Step 6: Final answer
    x = 4,240,606,231.72

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.