Home / 331,902,191.20-498,231,200.40-195,664,338.40

Finding the Fourth Proportional to 331,902,191.20, 498,231,200.40 and 195,664,338.40

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Solution

The fourth proportional to 331,902,191.20, 498,231,200.40 and 195,664,338.40 is: 293,719,296.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,902,191.20 : 498,231,200.40 = 195,664,338.40 : x
  2. Step 2: Convert to fraction form
    331,902,191.20/498,231,200.40 = 195,664,338.40/x
  3. Step 3: Cross multiply
    331,902,191.20x = 498,231,200.40 × 195,664,338.40
  4. Step 4: Simplify right side
    331,902,191.20x = 97,486,078,196,503,808
  5. Step 5: Solve for x
    x = 97,486,078,196,503,808/331,902,191.20
  6. Step 6: Final answer
    x = 293,719,296.77

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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.