Home / 91,061,854.20-136,545,542.10-33,524,508.60

Finding the Fourth Proportional to 91,061,854.20, 136,545,542.10 and 33,524,508.60

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Solution

The fourth proportional to 91,061,854.20, 136,545,542.10 and 33,524,508.60 is: 50,269,371.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,061,854.20 : 136,545,542.10 = 33,524,508.60 : x
  2. Step 2: Convert to fraction form
    91,061,854.20/136,545,542.10 = 33,524,508.60/x
  3. Step 3: Cross multiply
    91,061,854.20x = 136,545,542.10 × 33,524,508.60
  4. Step 4: Simplify right side
    91,061,854.20x = 4,577,622,200,423,112
  5. Step 5: Solve for x
    x = 4,577,622,200,423,112/91,061,854.20
  6. Step 6: Final answer
    x = 50,269,371.74

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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.