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Finding the Third Proportional to 639,899,982 and 955,656,762

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Solution

The third proportional to 639,899,982 and 955,656,762 is: 1,427,222,804.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,899,982 : 955,656,762 = 955,656,762 : x
  2. Step 2: Convert to fraction form
    639,899,982/955,656,762 = 955,656,762/x
  3. Step 3: Cross multiply
    639,899,982x = 955,656,762 × 955,656,762
  4. Step 4: Simplify right side
    639,899,982x = 913,279,846,756,324,608
  5. Step 5: Solve for x
    x = 913,279,846,756,324,608/639,899,982
  6. Step 6: Final answer
    x = 1,427,222,804.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.