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Finding the Third Proportional to 58,647,900 and 126,378,348

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Solution

The third proportional to 58,647,900 and 126,378,348 is: 272,328,367.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,647,900 : 126,378,348 = 126,378,348 : x
  2. Step 2: Convert to fraction form
    58,647,900/126,378,348 = 126,378,348/x
  3. Step 3: Cross multiply
    58,647,900x = 126,378,348 × 126,378,348
  4. Step 4: Simplify right side
    58,647,900x = 15,971,486,843,209,104
  5. Step 5: Solve for x
    x = 15,971,486,843,209,104/58,647,900
  6. Step 6: Final answer
    x = 272,328,367.14

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.