Home / 442,665,302.10-664,227,748.53-180,542,157.39

Finding the Fourth Proportional to 442,665,302.10, 664,227,748.53 and 180,542,157.39

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Solution

The fourth proportional to 442,665,302.10, 664,227,748.53 and 180,542,157.39 is: 270,906,958.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,665,302.10 : 664,227,748.53 = 180,542,157.39 : x
  2. Step 2: Convert to fraction form
    442,665,302.10/664,227,748.53 = 180,542,157.39/x
  3. Step 3: Cross multiply
    442,665,302.10x = 664,227,748.53 × 180,542,157.39
  4. Step 4: Simplify right side
    442,665,302.10x = 119,921,110,717,908,592
  5. Step 5: Solve for x
    x = 119,921,110,717,908,592/442,665,302.10
  6. Step 6: Final answer
    x = 270,906,958.71

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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.