Home / 89,682,330.33-123,764,238.90-52,509,132.63

Finding the Fourth Proportional to 89,682,330.33, 123,764,238.90 and 52,509,132.63

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Solution

The fourth proportional to 89,682,330.33, 123,764,238.90 and 52,509,132.63 is: 72,464,138.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,682,330.33 : 123,764,238.90 = 52,509,132.63 : x
  2. Step 2: Convert to fraction form
    89,682,330.33/123,764,238.90 = 52,509,132.63/x
  3. Step 3: Cross multiply
    89,682,330.33x = 123,764,238.90 × 52,509,132.63
  4. Step 4: Simplify right side
    89,682,330.33x = 6,498,752,835,251,106
  5. Step 5: Solve for x
    x = 6,498,752,835,251,106/89,682,330.33
  6. Step 6: Final answer
    x = 72,464,138.83

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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.