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Finding the Third Proportional to 57,762,348 and 126,860,448

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Solution

The third proportional to 57,762,348 and 126,860,448 is: 278,617,019.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,762,348 : 126,860,448 = 126,860,448 : x
  2. Step 2: Convert to fraction form
    57,762,348/126,860,448 = 126,860,448/x
  3. Step 3: Cross multiply
    57,762,348x = 126,860,448 × 126,860,448
  4. Step 4: Simplify right side
    57,762,348x = 16,093,573,266,760,704
  5. Step 5: Solve for x
    x = 16,093,573,266,760,704/57,762,348
  6. Step 6: Final answer
    x = 278,617,019.98

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.