Home / 298,444,629.60-447,241,791.60-220,110,226.20

Finding the Fourth Proportional to 298,444,629.60, 447,241,791.60 and 220,110,226.20

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Solution

The fourth proportional to 298,444,629.60, 447,241,791.60 and 220,110,226.20 is: 329,851,778.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,444,629.60 : 447,241,791.60 = 220,110,226.20 : x
  2. Step 2: Convert to fraction form
    298,444,629.60/447,241,791.60 = 220,110,226.20/x
  3. Step 3: Cross multiply
    298,444,629.60x = 447,241,791.60 × 220,110,226.20
  4. Step 4: Simplify right side
    298,444,629.60x = 98,442,491,915,169,264
  5. Step 5: Solve for x
    x = 98,442,491,915,169,264/298,444,629.60
  6. Step 6: Final answer
    x = 329,851,778.69

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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.