Home / 57,478,840.20-86,218,260.30-54,644,488.20

Finding the Fourth Proportional to 57,478,840.20, 86,218,260.30 and 54,644,488.20

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Solution

The fourth proportional to 57,478,840.20, 86,218,260.30 and 54,644,488.20 is: 81,966,732.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,478,840.20 : 86,218,260.30 = 54,644,488.20 : x
  2. Step 2: Convert to fraction form
    57,478,840.20/86,218,260.30 = 54,644,488.20/x
  3. Step 3: Cross multiply
    57,478,840.20x = 86,218,260.30 × 54,644,488.20
  4. Step 4: Simplify right side
    57,478,840.20x = 4,711,352,707,587,879
  5. Step 5: Solve for x
    x = 4,711,352,707,587,879/57,478,840.20
  6. Step 6: Final answer
    x = 81,966,732.30

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Similar ratio
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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.