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Finding the Third Proportional to 50,117,992.31 and 79,748,365.22

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Solution

The third proportional to 50,117,992.31 and 79,748,365.22 is: 126,896,578.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,117,992.31 : 79,748,365.22 = 79,748,365.22 : x
  2. Step 2: Convert to fraction form
    50,117,992.31/79,748,365.22 = 79,748,365.22/x
  3. Step 3: Cross multiply
    50,117,992.31x = 79,748,365.22 × 79,748,365.22
  4. Step 4: Simplify right side
    50,117,992.31x = 6,359,801,755,063,135
  5. Step 5: Solve for x
    x = 6,359,801,755,063,135/50,117,992.31
  6. Step 6: Final answer
    x = 126,896,578.69

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.