Home / 83,041,400.27-124,565,561.64-28,491,507.61

Finding the Fourth Proportional to 83,041,400.27, 124,565,561.64 and 28,491,507.61

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Solution

The fourth proportional to 83,041,400.27, 124,565,561.64 and 28,491,507.61 is: 42,738,448.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,041,400.27 : 124,565,561.64 = 28,491,507.61 : x
  2. Step 2: Convert to fraction form
    83,041,400.27/124,565,561.64 = 28,491,507.61/x
  3. Step 3: Cross multiply
    83,041,400.27x = 124,565,561.64 × 28,491,507.61
  4. Step 4: Simplify right side
    83,041,400.27x = 3,549,060,647,098,570.50
  5. Step 5: Solve for x
    x = 3,549,060,647,098,570.50/83,041,400.27
  6. Step 6: Final answer
    x = 42,738,448.96

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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.