Home / 87,979,247.80-132,031,857.30-49,600,022.20

Finding the Fourth Proportional to 87,979,247.80, 132,031,857.30 and 49,600,022.20

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Solution

The fourth proportional to 87,979,247.80, 132,031,857.30 and 49,600,022.20 is: 74,435,542.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,979,247.80 : 132,031,857.30 = 49,600,022.20 : x
  2. Step 2: Convert to fraction form
    87,979,247.80/132,031,857.30 = 49,600,022.20/x
  3. Step 3: Cross multiply
    87,979,247.80x = 132,031,857.30 × 49,600,022.20
  4. Step 4: Simplify right side
    87,979,247.80x = 6,548,783,053,187,232
  5. Step 5: Solve for x
    x = 6,548,783,053,187,232/87,979,247.80
  6. Step 6: Final answer
    x = 74,435,542.66

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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.