Home / 218,513,000.40-327,769,500.60-200,656,582.80

Finding the Fourth Proportional to 218,513,000.40, 327,769,500.60 and 200,656,582.80

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Solution

The fourth proportional to 218,513,000.40, 327,769,500.60 and 200,656,582.80 is: 300,984,874.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,513,000.40 : 327,769,500.60 = 200,656,582.80 : x
  2. Step 2: Convert to fraction form
    218,513,000.40/327,769,500.60 = 200,656,582.80/x
  3. Step 3: Cross multiply
    218,513,000.40x = 327,769,500.60 × 200,656,582.80
  4. Step 4: Simplify right side
    218,513,000.40x = 65,769,107,936,458,560
  5. Step 5: Solve for x
    x = 65,769,107,936,458,560/218,513,000.40
  6. Step 6: Final answer
    x = 300,984,874.20

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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.