Home / 201,801,583.42-278,486,174.46-108,982,082.32

Finding the Fourth Proportional to 201,801,583.42, 278,486,174.46 and 108,982,082.32

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Solution

The fourth proportional to 201,801,583.42, 278,486,174.46 and 108,982,082.32 is: 150,395,267.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,801,583.42 : 278,486,174.46 = 108,982,082.32 : x
  2. Step 2: Convert to fraction form
    201,801,583.42/278,486,174.46 = 108,982,082.32/x
  3. Step 3: Cross multiply
    201,801,583.42x = 278,486,174.46 × 108,982,082.32
  4. Step 4: Simplify right side
    201,801,583.42x = 30,350,003,189,981,596
  5. Step 5: Solve for x
    x = 30,350,003,189,981,596/201,801,583.42
  6. Step 6: Final answer
    x = 150,395,267.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.