Home / 361,505,285.25-498,842,434.38-202,741,853.55

Finding the Fourth Proportional to 361,505,285.25, 498,842,434.38 and 202,741,853.55

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Solution

The fourth proportional to 361,505,285.25, 498,842,434.38 and 202,741,853.55 is: 279,764,207.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,505,285.25 : 498,842,434.38 = 202,741,853.55 : x
  2. Step 2: Convert to fraction form
    361,505,285.25/498,842,434.38 = 202,741,853.55/x
  3. Step 3: Cross multiply
    361,505,285.25x = 498,842,434.38 × 202,741,853.55
  4. Step 4: Simplify right side
    361,505,285.25x = 101,136,239,775,595,456
  5. Step 5: Solve for x
    x = 101,136,239,775,595,456/361,505,285.25
  6. Step 6: Final answer
    x = 279,764,207.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.