Home / 527,632,086.29-791,448,154.04-361,471,743.23

Finding the Fourth Proportional to 527,632,086.29, 791,448,154.04 and 361,471,743.23

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Solution

The fourth proportional to 527,632,086.29, 791,448,154.04 and 361,471,743.23 is: 542,207,631.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,632,086.29 : 791,448,154.04 = 361,471,743.23 : x
  2. Step 2: Convert to fraction form
    527,632,086.29/791,448,154.04 = 361,471,743.23/x
  3. Step 3: Cross multiply
    527,632,086.29x = 791,448,154.04 × 361,471,743.23
  4. Step 4: Simplify right side
    527,632,086.29x = 286,086,143,913,950,816
  5. Step 5: Solve for x
    x = 286,086,143,913,950,816/527,632,086.29
  6. Step 6: Final answer
    x = 542,207,631.70

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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.