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Finding the Third Proportional to 127,368,367 and 278,584,897

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Solution

The third proportional to 127,368,367 and 278,584,897 is: 609,331,395.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,368,367 : 278,584,897 = 278,584,897 : x
  2. Step 2: Convert to fraction form
    127,368,367/278,584,897 = 278,584,897/x
  3. Step 3: Cross multiply
    127,368,367x = 278,584,897 × 278,584,897
  4. Step 4: Simplify right side
    127,368,367x = 77,609,544,836,500,608
  5. Step 5: Solve for x
    x = 77,609,544,836,500,608/127,368,367
  6. Step 6: Final answer
    x = 609,331,395.73

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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.