Home / 48,929,654.40-73,394,481.60-20,160,981.60

Finding the Fourth Proportional to 48,929,654.40, 73,394,481.60 and 20,160,981.60

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Solution

The fourth proportional to 48,929,654.40, 73,394,481.60 and 20,160,981.60 is: 30,241,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,929,654.40 : 73,394,481.60 = 20,160,981.60 : x
  2. Step 2: Convert to fraction form
    48,929,654.40/73,394,481.60 = 20,160,981.60/x
  3. Step 3: Cross multiply
    48,929,654.40x = 73,394,481.60 × 20,160,981.60
  4. Step 4: Simplify right side
    48,929,654.40x = 1,479,704,793,079,138.50
  5. Step 5: Solve for x
    x = 1,479,704,793,079,138.50/48,929,654.40
  6. Step 6: Final answer
    x = 30,241,472.40

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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.