Home / 275,707,816.40-413,561,724.60-273,794,628.80

Finding the Fourth Proportional to 275,707,816.40, 413,561,724.60 and 273,794,628.80

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Solution

The fourth proportional to 275,707,816.40, 413,561,724.60 and 273,794,628.80 is: 410,691,943.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,707,816.40 : 413,561,724.60 = 273,794,628.80 : x
  2. Step 2: Convert to fraction form
    275,707,816.40/413,561,724.60 = 273,794,628.80/x
  3. Step 3: Cross multiply
    275,707,816.40x = 413,561,724.60 × 273,794,628.80
  4. Step 4: Simplify right side
    275,707,816.40x = 113,230,978,872,744,832
  5. Step 5: Solve for x
    x = 113,230,978,872,744,832/275,707,816.40
  6. Step 6: Final answer
    x = 410,691,943.20

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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.