Home / 67,321,174.85-100,981,789.94-16,203,193.67

Finding the Fourth Proportional to 67,321,174.85, 100,981,789.94 and 16,203,193.67

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Solution

The fourth proportional to 67,321,174.85, 100,981,789.94 and 16,203,193.67 is: 24,304,797.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,321,174.85 : 100,981,789.94 = 16,203,193.67 : x
  2. Step 2: Convert to fraction form
    67,321,174.85/100,981,789.94 = 16,203,193.67/x
  3. Step 3: Cross multiply
    67,321,174.85x = 100,981,789.94 × 16,203,193.67
  4. Step 4: Simplify right side
    67,321,174.85x = 1,636,227,498,955,152.75
  5. Step 5: Solve for x
    x = 1,636,227,498,955,152.75/67,321,174.85
  6. Step 6: Final answer
    x = 24,304,797.16

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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.