Home / 298,444,630.60-447,241,793.10-220,110,227.20

Finding the Fourth Proportional to 298,444,630.60, 447,241,793.10 and 220,110,227.20

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Solution

The fourth proportional to 298,444,630.60, 447,241,793.10 and 220,110,227.20 is: 329,851,780.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,444,630.60 : 447,241,793.10 = 220,110,227.20 : x
  2. Step 2: Convert to fraction form
    298,444,630.60/447,241,793.10 = 220,110,227.20/x
  3. Step 3: Cross multiply
    298,444,630.60x = 447,241,793.10 × 220,110,227.20
  4. Step 4: Simplify right side
    298,444,630.60x = 98,442,492,692,576,400
  5. Step 5: Solve for x
    x = 98,442,492,692,576,400/298,444,630.60
  6. Step 6: Final answer
    x = 329,851,780.19

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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.