Home / 194,187,531.62-291,396,217.70-71,452,039.73

Finding the Fourth Proportional to 194,187,531.62, 291,396,217.70 and 71,452,039.73

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Solution

The fourth proportional to 194,187,531.62, 291,396,217.70 and 71,452,039.73 is: 107,220,344.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,187,531.62 : 291,396,217.70 = 71,452,039.73 : x
  2. Step 2: Convert to fraction form
    194,187,531.62/291,396,217.70 = 71,452,039.73/x
  3. Step 3: Cross multiply
    194,187,531.62x = 291,396,217.70 × 71,452,039.73
  4. Step 4: Simplify right side
    194,187,531.62x = 20,820,854,123,171,956
  5. Step 5: Solve for x
    x = 20,820,854,123,171,956/194,187,531.62
  6. Step 6: Final answer
    x = 107,220,344.94

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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.