Home / 89,498,866.49-123,507,195.42-50,340,669.76

Finding the Fourth Proportional to 89,498,866.49, 123,507,195.42 and 50,340,669.76

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Solution

The fourth proportional to 89,498,866.49, 123,507,195.42 and 50,340,669.76 is: 69,469,426.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,498,866.49 : 123,507,195.42 = 50,340,669.76 : x
  2. Step 2: Convert to fraction form
    89,498,866.49/123,507,195.42 = 50,340,669.76/x
  3. Step 3: Cross multiply
    89,498,866.49x = 123,507,195.42 × 50,340,669.76
  4. Step 4: Simplify right side
    89,498,866.49x = 6,217,434,937,622,004
  5. Step 5: Solve for x
    x = 6,217,434,937,622,004/89,498,866.49
  6. Step 6: Final answer
    x = 69,469,426.61

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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.