Home / 187,216,227.59-280,862,643.08-64,378,591.61

Finding the Fourth Proportional to 187,216,227.59, 280,862,643.08 and 64,378,591.61

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Solution

The fourth proportional to 187,216,227.59, 280,862,643.08 and 64,378,591.61 is: 96,581,058.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,216,227.59 : 280,862,643.08 = 64,378,591.61 : x
  2. Step 2: Convert to fraction form
    187,216,227.59/280,862,643.08 = 64,378,591.61/x
  3. Step 3: Cross multiply
    187,216,227.59x = 280,862,643.08 × 64,378,591.61
  4. Step 4: Simplify right side
    187,216,227.59x = 18,081,541,396,109,144
  5. Step 5: Solve for x
    x = 18,081,541,396,109,144/187,216,227.59
  6. Step 6: Final answer
    x = 96,581,058.33

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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.