Home / 295,245,200.40-442,867,800.60-279,461,402.70

Finding the Fourth Proportional to 295,245,200.40, 442,867,800.60 and 279,461,402.70

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Solution

The fourth proportional to 295,245,200.40, 442,867,800.60 and 279,461,402.70 is: 419,192,104.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,245,200.40 : 442,867,800.60 = 279,461,402.70 : x
  2. Step 2: Convert to fraction form
    295,245,200.40/442,867,800.60 = 279,461,402.70/x
  3. Step 3: Cross multiply
    295,245,200.40x = 442,867,800.60 × 279,461,402.70
  4. Step 4: Simplify right side
    295,245,200.40x = 123,764,456,766,339,904
  5. Step 5: Solve for x
    x = 123,764,456,766,339,904/295,245,200.40
  6. Step 6: Final answer
    x = 419,192,104.05

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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.