Home / 539,058,169.28-743,900,274.78-291,539,523.52

Finding the Fourth Proportional to 539,058,169.28, 743,900,274.78 and 291,539,523.52

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Solution

The fourth proportional to 539,058,169.28, 743,900,274.78 and 291,539,523.52 is: 402,324,543.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,058,169.28 : 743,900,274.78 = 291,539,523.52 : x
  2. Step 2: Convert to fraction form
    539,058,169.28/743,900,274.78 = 291,539,523.52/x
  3. Step 3: Cross multiply
    539,058,169.28x = 743,900,274.78 × 291,539,523.52
  4. Step 4: Simplify right side
    539,058,169.28x = 216,876,331,655,758,240
  5. Step 5: Solve for x
    x = 216,876,331,655,758,240/539,058,169.28
  6. Step 6: Final answer
    x = 402,324,543.09

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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.