Home / 481,451,006.76-664,472,572.20-269,772,151.56

Finding the Fourth Proportional to 481,451,006.76, 664,472,572.20 and 269,772,151.56

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Solution

The fourth proportional to 481,451,006.76, 664,472,572.20 and 269,772,151.56 is: 372,324,894.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,451,006.76 : 664,472,572.20 = 269,772,151.56 : x
  2. Step 2: Convert to fraction form
    481,451,006.76/664,472,572.20 = 269,772,151.56/x
  3. Step 3: Cross multiply
    481,451,006.76x = 664,472,572.20 × 269,772,151.56
  4. Step 4: Simplify right side
    481,451,006.76x = 179,256,195,455,001,472
  5. Step 5: Solve for x
    x = 179,256,195,455,001,472/481,451,006.76
  6. Step 6: Final answer
    x = 372,324,894.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.