Home / 168,423,486.30-252,635,229.45-166,156,004.70

Finding the Fourth Proportional to 168,423,486.30, 252,635,229.45 and 166,156,004.70

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Solution

The fourth proportional to 168,423,486.30, 252,635,229.45 and 166,156,004.70 is: 249,234,007.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,423,486.30 : 252,635,229.45 = 166,156,004.70 : x
  2. Step 2: Convert to fraction form
    168,423,486.30/252,635,229.45 = 166,156,004.70/x
  3. Step 3: Cross multiply
    168,423,486.30x = 252,635,229.45 × 166,156,004.70
  4. Step 4: Simplify right side
    168,423,486.30x = 41,976,860,371,879,776
  5. Step 5: Solve for x
    x = 41,976,860,371,879,776/168,423,486.30
  6. Step 6: Final answer
    x = 249,234,007.05

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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.