Home / 295,488,876.80-443,233,315.20-279,616,505.60

Finding the Fourth Proportional to 295,488,876.80, 443,233,315.20 and 279,616,505.60

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Solution

The fourth proportional to 295,488,876.80, 443,233,315.20 and 279,616,505.60 is: 419,424,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,488,876.80 : 443,233,315.20 = 279,616,505.60 : x
  2. Step 2: Convert to fraction form
    295,488,876.80/443,233,315.20 = 279,616,505.60/x
  3. Step 3: Cross multiply
    295,488,876.80x = 443,233,315.20 × 279,616,505.60
  4. Step 4: Simplify right side
    295,488,876.80x = 123,935,350,761,727,376
  5. Step 5: Solve for x
    x = 123,935,350,761,727,376/295,488,876.80
  6. Step 6: Final answer
    x = 419,424,758.40

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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.