Home / 539,472,153.97-744,471,563.38-291,953,508.22

Finding the Fourth Proportional to 539,472,153.97, 744,471,563.38 and 291,953,508.22

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Solution

The fourth proportional to 539,472,153.97, 744,471,563.38 and 291,953,508.22 is: 402,895,836.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,472,153.97 : 744,471,563.38 = 291,953,508.22 : x
  2. Step 2: Convert to fraction form
    539,472,153.97/744,471,563.38 = 291,953,508.22/x
  3. Step 3: Cross multiply
    539,472,153.97x = 744,471,563.38 × 291,953,508.22
  4. Step 4: Simplify right side
    539,472,153.97x = 217,351,084,698,819,104
  5. Step 5: Solve for x
    x = 217,351,084,698,819,104/539,472,153.97
  6. Step 6: Final answer
    x = 402,895,836.42

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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.