Home / 101,592,542.39-140,209,338.92-56,950,571.82

Finding the Fourth Proportional to 101,592,542.39, 140,209,338.92 and 56,950,571.82

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Solution

The fourth proportional to 101,592,542.39, 140,209,338.92 and 56,950,571.82 is: 78,598,308.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,592,542.39 : 140,209,338.92 = 56,950,571.82 : x
  2. Step 2: Convert to fraction form
    101,592,542.39/140,209,338.92 = 56,950,571.82/x
  3. Step 3: Cross multiply
    101,592,542.39x = 140,209,338.92 × 56,950,571.82
  4. Step 4: Simplify right side
    101,592,542.39x = 7,985,002,025,998,181
  5. Step 5: Solve for x
    x = 7,985,002,025,998,181/101,592,542.39
  6. Step 6: Final answer
    x = 78,598,308.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.