Home / 325,972,044.60-488,790,105.30-121,394,815.80

Finding the Fourth Proportional to 325,972,044.60, 488,790,105.30 and 121,394,815.80

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Solution

The fourth proportional to 325,972,044.60, 488,790,105.30 and 121,394,815.80 is: 182,029,673.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,972,044.60 : 488,790,105.30 = 121,394,815.80 : x
  2. Step 2: Convert to fraction form
    325,972,044.60/488,790,105.30 = 121,394,815.80/x
  3. Step 3: Cross multiply
    325,972,044.60x = 488,790,105.30 × 121,394,815.80
  4. Step 4: Simplify right side
    325,972,044.60x = 59,336,584,797,756,104
  5. Step 5: Solve for x
    x = 59,336,584,797,756,104/325,972,044.60
  6. Step 6: Final answer
    x = 182,029,673.34

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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.