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Finding the Third Proportional to 218,565,552 and 356,860,092.75

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Solution

The third proportional to 218,565,552 and 356,860,092.75 is: 582,658,724.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,565,552 : 356,860,092.75 = 356,860,092.75 : x
  2. Step 2: Convert to fraction form
    218,565,552/356,860,092.75 = 356,860,092.75/x
  3. Step 3: Cross multiply
    218,565,552x = 356,860,092.75 × 356,860,092.75
  4. Step 4: Simplify right side
    218,565,552x = 127,349,125,797,538,608
  5. Step 5: Solve for x
    x = 127,349,125,797,538,608/218,565,552
  6. Step 6: Final answer
    x = 582,658,724.73

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.