Home / 168,423,487.30-252,635,230.95-166,156,005.70

Finding the Fourth Proportional to 168,423,487.30, 252,635,230.95 and 166,156,005.70

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Solution

The fourth proportional to 168,423,487.30, 252,635,230.95 and 166,156,005.70 is: 249,234,008.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,423,487.30 : 252,635,230.95 = 166,156,005.70 : x
  2. Step 2: Convert to fraction form
    168,423,487.30/252,635,230.95 = 166,156,005.70/x
  3. Step 3: Cross multiply
    168,423,487.30x = 252,635,230.95 × 166,156,005.70
  4. Step 4: Simplify right side
    168,423,487.30x = 41,976,860,873,749,008
  5. Step 5: Solve for x
    x = 41,976,860,873,749,008/168,423,487.30
  6. Step 6: Final answer
    x = 249,234,008.55

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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.