Home / 98,935,540.80-148,332,452.40-41,398,195.20

Finding the Fourth Proportional to 98,935,540.80, 148,332,452.40 and 41,398,195.20

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Solution

The fourth proportional to 98,935,540.80, 148,332,452.40 and 41,398,195.20 is: 62,067,642.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,935,540.80 : 148,332,452.40 = 41,398,195.20 : x
  2. Step 2: Convert to fraction form
    98,935,540.80/148,332,452.40 = 41,398,195.20/x
  3. Step 3: Cross multiply
    98,935,540.80x = 148,332,452.40 × 41,398,195.20
  4. Step 4: Simplify right side
    98,935,540.80x = 6,140,695,818,949,909
  5. Step 5: Solve for x
    x = 6,140,695,818,949,909/98,935,540.80
  6. Step 6: Final answer
    x = 62,067,642.92

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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.