Home / 667,332,002.55-1,000,998,003.83-667,332,002.55

Finding the Fourth Proportional to 667,332,002.55, 1,000,998,003.83 and 667,332,002.55

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Solution

The fourth proportional to 667,332,002.55, 1,000,998,003.83 and 667,332,002.55 is: 1,000,998,003.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,332,002.55 : 1,000,998,003.83 = 667,332,002.55 : x
  2. Step 2: Convert to fraction form
    667,332,002.55/1,000,998,003.83 = 667,332,002.55/x
  3. Step 3: Cross multiply
    667,332,002.55x = 1,000,998,003.83 × 667,332,002.55
  4. Step 4: Simplify right side
    667,332,002.55x = 667,998,002,441,089,792
  5. Step 5: Solve for x
    x = 667,998,002,441,089,792/667,332,002.55
  6. Step 6: Final answer
    x = 1,000,998,003.83

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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.