Home / 168,423,481.80-252,635,222.70-166,156,000.20

Finding the Fourth Proportional to 168,423,481.80, 252,635,222.70 and 166,156,000.20

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Solution

The fourth proportional to 168,423,481.80, 252,635,222.70 and 166,156,000.20 is: 249,234,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,423,481.80 : 252,635,222.70 = 166,156,000.20 : x
  2. Step 2: Convert to fraction form
    168,423,481.80/252,635,222.70 = 166,156,000.20/x
  3. Step 3: Cross multiply
    168,423,481.80x = 252,635,222.70 × 166,156,000.20
  4. Step 4: Simplify right side
    168,423,481.80x = 41,976,858,113,468,240
  5. Step 5: Solve for x
    x = 41,976,858,113,468,240/168,423,481.80
  6. Step 6: Final answer
    x = 249,234,000.30

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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.