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Finding the Fourth Proportional to 449,417,599, 674,126,398.56 and 126,301,471

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Solution

The fourth proportional to 449,417,599, 674,126,398.56 and 126,301,471 is: 189,452,206.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,417,599 : 674,126,398.56 = 126,301,471 : x
  2. Step 2: Convert to fraction form
    449,417,599/674,126,398.56 = 126,301,471/x
  3. Step 3: Cross multiply
    449,417,599x = 674,126,398.56 × 126,301,471
  4. Step 4: Simplify right side
    449,417,599x = 85,143,155,778,060,272
  5. Step 5: Solve for x
    x = 85,143,155,778,060,272/449,417,599
  6. Step 6: Final answer
    x = 189,452,206.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.