Home / 299,442,002.10-449,163,003.15-206,727,198.90

Finding the Fourth Proportional to 299,442,002.10, 449,163,003.15 and 206,727,198.90

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Solution

The fourth proportional to 299,442,002.10, 449,163,003.15 and 206,727,198.90 is: 310,090,798.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,442,002.10 : 449,163,003.15 = 206,727,198.90 : x
  2. Step 2: Convert to fraction form
    299,442,002.10/449,163,003.15 = 206,727,198.90/x
  3. Step 3: Cross multiply
    299,442,002.10x = 449,163,003.15 × 206,727,198.90
  4. Step 4: Simplify right side
    299,442,002.10x = 92,854,209,490,711,376
  5. Step 5: Solve for x
    x = 92,854,209,490,711,376/299,442,002.10
  6. Step 6: Final answer
    x = 310,090,798.35

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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.