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Finding the Third Proportional to 127,331,559 and 272,815,146

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Solution

The third proportional to 127,331,559 and 272,815,146 is: 584,522,049.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,331,559 : 272,815,146 = 272,815,146 : x
  2. Step 2: Convert to fraction form
    127,331,559/272,815,146 = 272,815,146/x
  3. Step 3: Cross multiply
    127,331,559x = 272,815,146 × 272,815,146
  4. Step 4: Simplify right side
    127,331,559x = 74,428,103,887,001,312
  5. Step 5: Solve for x
    x = 74,428,103,887,001,312/127,331,559
  6. Step 6: Final answer
    x = 584,522,049.93

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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.