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Finding the Third Proportional to 639,899,961.50 and 955,656,734

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Solution

The third proportional to 639,899,961.50 and 955,656,734 is: 1,427,222,766.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,899,961.50 : 955,656,734 = 955,656,734 : x
  2. Step 2: Convert to fraction form
    639,899,961.50/955,656,734 = 955,656,734/x
  3. Step 3: Cross multiply
    639,899,961.50x = 955,656,734 × 955,656,734
  4. Step 4: Simplify right side
    639,899,961.50x = 913,279,793,239,546,752
  5. Step 5: Solve for x
    x = 913,279,793,239,546,752/639,899,961.50
  6. Step 6: Final answer
    x = 1,427,222,766.35

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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.