Home / 82,067,023.37-123,142,963.68-36,041,238.39

Finding the Fourth Proportional to 82,067,023.37, 123,142,963.68 and 36,041,238.39

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Solution

The fourth proportional to 82,067,023.37, 123,142,963.68 and 36,041,238.39 is: 54,080,490.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,067,023.37 : 123,142,963.68 = 36,041,238.39 : x
  2. Step 2: Convert to fraction form
    82,067,023.37/123,142,963.68 = 36,041,238.39/x
  3. Step 3: Cross multiply
    82,067,023.37x = 123,142,963.68 × 36,041,238.39
  4. Step 4: Simplify right side
    82,067,023.37x = 4,438,224,910,041,992
  5. Step 5: Solve for x
    x = 4,438,224,910,041,992/82,067,023.37
  6. Step 6: Final answer
    x = 54,080,490.90

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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.