Home / 168,423,488.80-252,635,233.20-166,156,007.20

Finding the Fourth Proportional to 168,423,488.80, 252,635,233.20 and 166,156,007.20

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Solution

The fourth proportional to 168,423,488.80, 252,635,233.20 and 166,156,007.20 is: 249,234,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,423,488.80 : 252,635,233.20 = 166,156,007.20 : x
  2. Step 2: Convert to fraction form
    168,423,488.80/252,635,233.20 = 166,156,007.20/x
  3. Step 3: Cross multiply
    168,423,488.80x = 252,635,233.20 × 166,156,007.20
  4. Step 4: Simplify right side
    168,423,488.80x = 41,976,861,626,552,872
  5. Step 5: Solve for x
    x = 41,976,861,626,552,872/168,423,488.80
  6. Step 6: Final answer
    x = 249,234,010.80

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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.