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Finding the Third Proportional to 103,976,451 and 225,291,042

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Solution

The third proportional to 103,976,451 and 225,291,042 is: 488,149,509.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,976,451 : 225,291,042 = 225,291,042 : x
  2. Step 2: Convert to fraction form
    103,976,451/225,291,042 = 225,291,042/x
  3. Step 3: Cross multiply
    103,976,451x = 225,291,042 × 225,291,042
  4. Step 4: Simplify right side
    103,976,451x = 50,756,053,605,445,760
  5. Step 5: Solve for x
    x = 50,756,053,605,445,760/103,976,451
  6. Step 6: Final answer
    x = 488,149,509.98

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.