Home / 192,168,469.76-288,540,338.90-166,340,874.56

Finding the Fourth Proportional to 192,168,469.76, 288,540,338.90 and 166,340,874.56

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Solution

The fourth proportional to 192,168,469.76, 288,540,338.90 and 166,340,874.56 is: 249,760,287.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,168,469.76 : 288,540,338.90 = 166,340,874.56 : x
  2. Step 2: Convert to fraction form
    192,168,469.76/288,540,338.90 = 166,340,874.56/x
  3. Step 3: Cross multiply
    192,168,469.76x = 288,540,338.90 × 166,340,874.56
  4. Step 4: Simplify right side
    192,168,469.76x = 47,996,052,318,464,784
  5. Step 5: Solve for x
    x = 47,996,052,318,464,784/192,168,469.76
  6. Step 6: Final answer
    x = 249,760,287.83

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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.