Home / 195,309,558.27-269,750,884.50-128,626,604.73

Finding the Fourth Proportional to 195,309,558.27, 269,750,884.50 and 128,626,604.73

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Solution

The fourth proportional to 195,309,558.27, 269,750,884.50 and 128,626,604.73 is: 177,652,034.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,309,558.27 : 269,750,884.50 = 128,626,604.73 : x
  2. Step 2: Convert to fraction form
    195,309,558.27/269,750,884.50 = 128,626,604.73/x
  3. Step 3: Cross multiply
    195,309,558.27x = 269,750,884.50 × 128,626,604.73
  4. Step 4: Simplify right side
    195,309,558.27x = 34,697,140,396,149,384
  5. Step 5: Solve for x
    x = 34,697,140,396,149,384/195,309,558.27
  6. Step 6: Final answer
    x = 177,652,034.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.