Home / 539,472,514.92-744,472,061.55-291,953,869.17

Finding the Fourth Proportional to 539,472,514.92, 744,472,061.55 and 291,953,869.17

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Solution

The fourth proportional to 539,472,514.92, 744,472,061.55 and 291,953,869.17 is: 402,896,334.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,472,514.92 : 744,472,061.55 = 291,953,869.17 : x
  2. Step 2: Convert to fraction form
    539,472,514.92/744,472,061.55 = 291,953,869.17/x
  3. Step 3: Cross multiply
    539,472,514.92x = 744,472,061.55 × 291,953,869.17
  4. Step 4: Simplify right side
    539,472,514.92x = 217,351,498,858,488,896
  5. Step 5: Solve for x
    x = 217,351,498,858,488,896/539,472,514.92
  6. Step 6: Final answer
    x = 402,896,334.56

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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.