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Finding the Third Proportional to 115,612,897 and 169,078,339

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Solution

The third proportional to 115,612,897 and 169,078,339 is: 247,268,993.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,612,897 : 169,078,339 = 169,078,339 : x
  2. Step 2: Convert to fraction form
    115,612,897/169,078,339 = 169,078,339/x
  3. Step 3: Cross multiply
    115,612,897x = 169,078,339 × 169,078,339
  4. Step 4: Simplify right side
    115,612,897x = 28,587,484,718,998,920
  5. Step 5: Solve for x
    x = 28,587,484,718,998,920/115,612,897
  6. Step 6: Final answer
    x = 247,268,993.86

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.