Home / 481,126,505.57-663,858,543.38-292,828,677.83

Finding the Fourth Proportional to 481,126,505.57, 663,858,543.38 and 292,828,677.83

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Solution

The fourth proportional to 481,126,505.57, 663,858,543.38 and 292,828,677.83 is: 404,045,125.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,126,505.57 : 663,858,543.38 = 292,828,677.83 : x
  2. Step 2: Convert to fraction form
    481,126,505.57/663,858,543.38 = 292,828,677.83/x
  3. Step 3: Cross multiply
    481,126,505.57x = 663,858,543.38 × 292,828,677.83
  4. Step 4: Simplify right side
    481,126,505.57x = 194,396,819,519,331,648
  5. Step 5: Solve for x
    x = 194,396,819,519,331,648/481,126,505.57
  6. Step 6: Final answer
    x = 404,045,125.91

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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.