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Finding the Third Proportional to 192,489,090 and 415,659,882

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Solution

The third proportional to 192,489,090 and 415,659,882 is: 897,573,662.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,489,090 : 415,659,882 = 415,659,882 : x
  2. Step 2: Convert to fraction form
    192,489,090/415,659,882 = 415,659,882/x
  3. Step 3: Cross multiply
    192,489,090x = 415,659,882 × 415,659,882
  4. Step 4: Simplify right side
    192,489,090x = 172,773,137,504,253,920
  5. Step 5: Solve for x
    x = 172,773,137,504,253,920/192,489,090
  6. Step 6: Final answer
    x = 897,573,662.51

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.