Home / 299,568,004.20-449,352,006.30-146,135,082.60

Finding the Fourth Proportional to 299,568,004.20, 449,352,006.30 and 146,135,082.60

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Solution

The fourth proportional to 299,568,004.20, 449,352,006.30 and 146,135,082.60 is: 219,202,623.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,568,004.20 : 449,352,006.30 = 146,135,082.60 : x
  2. Step 2: Convert to fraction form
    299,568,004.20/449,352,006.30 = 146,135,082.60/x
  3. Step 3: Cross multiply
    299,568,004.20x = 449,352,006.30 × 146,135,082.60
  4. Step 4: Simplify right side
    299,568,004.20x = 65,666,092,557,126,216
  5. Step 5: Solve for x
    x = 65,666,092,557,126,216/299,568,004.20
  6. Step 6: Final answer
    x = 219,202,623.90

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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.