Home / 298,408,833.60-447,613,250.40-82,998,081.60

Finding the Fourth Proportional to 298,408,833.60, 447,613,250.40 and 82,998,081.60

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Solution

The fourth proportional to 298,408,833.60, 447,613,250.40 and 82,998,081.60 is: 124,497,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,408,833.60 : 447,613,250.40 = 82,998,081.60 : x
  2. Step 2: Convert to fraction form
    298,408,833.60/447,613,250.40 = 82,998,081.60/x
  3. Step 3: Cross multiply
    298,408,833.60x = 447,613,250.40 × 82,998,081.60
  4. Step 4: Simplify right side
    298,408,833.60x = 37,151,041,081,940,424
  5. Step 5: Solve for x
    x = 37,151,041,081,940,424/298,408,833.60
  6. Step 6: Final answer
    x = 124,497,122.40

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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.