Home / 89,498,865.49-123,507,194.04-50,340,668.76

Finding the Fourth Proportional to 89,498,865.49, 123,507,194.04 and 50,340,668.76

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Solution

The fourth proportional to 89,498,865.49, 123,507,194.04 and 50,340,668.76 is: 69,469,425.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,498,865.49 : 123,507,194.04 = 50,340,668.76 : x
  2. Step 2: Convert to fraction form
    89,498,865.49/123,507,194.04 = 50,340,668.76/x
  3. Step 3: Cross multiply
    89,498,865.49x = 123,507,194.04 × 50,340,668.76
  4. Step 4: Simplify right side
    89,498,865.49x = 6,217,434,744,644,686
  5. Step 5: Solve for x
    x = 6,217,434,744,644,686/89,498,865.49
  6. Step 6: Final answer
    x = 69,469,425.24

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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.