Home / 168,151,419.60-252,227,129.40-103,244,758.80

Finding the Fourth Proportional to 168,151,419.60, 252,227,129.40 and 103,244,758.80

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Solution

The fourth proportional to 168,151,419.60, 252,227,129.40 and 103,244,758.80 is: 154,867,138.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,151,419.60 : 252,227,129.40 = 103,244,758.80 : x
  2. Step 2: Convert to fraction form
    168,151,419.60/252,227,129.40 = 103,244,758.80/x
  3. Step 3: Cross multiply
    168,151,419.60x = 252,227,129.40 × 103,244,758.80
  4. Step 4: Simplify right side
    168,151,419.60x = 26,041,129,137,719,388
  5. Step 5: Solve for x
    x = 26,041,129,137,719,388/168,151,419.60
  6. Step 6: Final answer
    x = 154,867,138.20

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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.