Home / 491,515,144.65-737,267,667.30-284,121,591.89

Finding the Fourth Proportional to 491,515,144.65, 737,267,667.30 and 284,121,591.89

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Solution

The fourth proportional to 491,515,144.65, 737,267,667.30 and 284,121,591.89 is: 426,179,468.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,515,144.65 : 737,267,667.30 = 284,121,591.89 : x
  2. Step 2: Convert to fraction form
    491,515,144.65/737,267,667.30 = 284,121,591.89/x
  3. Step 3: Cross multiply
    491,515,144.65x = 737,267,667.30 × 284,121,591.89
  4. Step 4: Simplify right side
    491,515,144.65x = 209,473,663,278,616,544
  5. Step 5: Solve for x
    x = 209,473,663,278,616,544/491,515,144.65
  6. Step 6: Final answer
    x = 426,179,468.85

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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.