Home / 111,235,998.80-166,853,998.20-92,340,318.80

Finding the Fourth Proportional to 111,235,998.80, 166,853,998.20 and 92,340,318.80

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Solution

The fourth proportional to 111,235,998.80, 166,853,998.20 and 92,340,318.80 is: 138,510,478.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,235,998.80 : 166,853,998.20 = 92,340,318.80 : x
  2. Step 2: Convert to fraction form
    111,235,998.80/166,853,998.20 = 92,340,318.80/x
  3. Step 3: Cross multiply
    111,235,998.80x = 166,853,998.20 × 92,340,318.80
  4. Step 4: Simplify right side
    111,235,998.80x = 15,407,351,386,842,624
  5. Step 5: Solve for x
    x = 15,407,351,386,842,624/111,235,998.80
  6. Step 6: Final answer
    x = 138,510,478.20

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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.