Home / 204,692,089.20-307,176,285.66-80,179,273.55

Finding the Fourth Proportional to 204,692,089.20, 307,176,285.66 and 80,179,273.55

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Solution

The fourth proportional to 204,692,089.20, 307,176,285.66 and 80,179,273.55 is: 120,323,025.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,692,089.20 : 307,176,285.66 = 80,179,273.55 : x
  2. Step 2: Convert to fraction form
    204,692,089.20/307,176,285.66 = 80,179,273.55/x
  3. Step 3: Cross multiply
    204,692,089.20x = 307,176,285.66 × 80,179,273.55
  4. Step 4: Simplify right side
    204,692,089.20x = 24,629,171,434,470,204
  5. Step 5: Solve for x
    x = 24,629,171,434,470,204/204,692,089.20
  6. Step 6: Final answer
    x = 120,323,025.33

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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.