Home / 79,192,481.53-118,797,690.82-71,055,455.52

Finding the Fourth Proportional to 79,192,481.53, 118,797,690.82 and 71,055,455.52

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Solution

The fourth proportional to 79,192,481.53, 118,797,690.82 and 71,055,455.52 is: 106,591,230.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,192,481.53 : 118,797,690.82 = 71,055,455.52 : x
  2. Step 2: Convert to fraction form
    79,192,481.53/118,797,690.82 = 71,055,455.52/x
  3. Step 3: Cross multiply
    79,192,481.53x = 118,797,690.82 × 71,055,455.52
  4. Step 4: Simplify right side
    79,192,481.53x = 8,441,224,035,939,221
  5. Step 5: Solve for x
    x = 8,441,224,035,939,221/79,192,481.53
  6. Step 6: Final answer
    x = 106,591,230.29

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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.