Home / 69,394,142.32-95,764,483.20-38,454,828.16

Finding the Fourth Proportional to 69,394,142.32, 95,764,483.20 and 38,454,828.16

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Solution

The fourth proportional to 69,394,142.32, 95,764,483.20 and 38,454,828.16 is: 53,067,976.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,394,142.32 : 95,764,483.20 = 38,454,828.16 : x
  2. Step 2: Convert to fraction form
    69,394,142.32/95,764,483.20 = 38,454,828.16/x
  3. Step 3: Cross multiply
    69,394,142.32x = 95,764,483.20 × 38,454,828.16
  4. Step 4: Simplify right side
    69,394,142.32x = 3,682,606,745,287,206.50
  5. Step 5: Solve for x
    x = 3,682,606,745,287,206.50/69,394,142.32
  6. Step 6: Final answer
    x = 53,067,976.95

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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.