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Finding the Third Proportional to 130,479,992 and 207,291,446

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Solution

The third proportional to 130,479,992 and 207,291,446 is: 329,320,556.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,479,992 : 207,291,446 = 207,291,446 : x
  2. Step 2: Convert to fraction form
    130,479,992/207,291,446 = 207,291,446/x
  3. Step 3: Cross multiply
    130,479,992x = 207,291,446 × 207,291,446
  4. Step 4: Simplify right side
    130,479,992x = 42,969,743,584,770,912
  5. Step 5: Solve for x
    x = 42,969,743,584,770,912/130,479,992
  6. Step 6: Final answer
    x = 329,320,556.56

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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.