Home / 159,758,490.48-220,396,691.16-93,645,471.60

Finding the Fourth Proportional to 159,758,490.48, 220,396,691.16 and 93,645,471.60

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Solution

The fourth proportional to 159,758,490.48, 220,396,691.16 and 93,645,471.60 is: 129,189,703.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,758,490.48 : 220,396,691.16 = 93,645,471.60 : x
  2. Step 2: Convert to fraction form
    159,758,490.48/220,396,691.16 = 93,645,471.60/x
  3. Step 3: Cross multiply
    159,758,490.48x = 220,396,691.16 × 93,645,471.60
  4. Step 4: Simplify right side
    159,758,490.48x = 20,639,152,082,757,748
  5. Step 5: Solve for x
    x = 20,639,152,082,757,748/159,758,490.48
  6. Step 6: Final answer
    x = 129,189,703.91

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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.