Home / 69,569,512.52-95,984,397.94-40,190,125.44

Finding the Fourth Proportional to 69,569,512.52, 95,984,397.94 and 40,190,125.44

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Solution

The fourth proportional to 69,569,512.52, 95,984,397.94 and 40,190,125.44 is: 55,449,935.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,569,512.52 : 95,984,397.94 = 40,190,125.44 : x
  2. Step 2: Convert to fraction form
    69,569,512.52/95,984,397.94 = 40,190,125.44/x
  3. Step 3: Cross multiply
    69,569,512.52x = 95,984,397.94 × 40,190,125.44
  4. Step 4: Simplify right side
    69,569,512.52x = 3,857,624,993,491,477.50
  5. Step 5: Solve for x
    x = 3,857,624,993,491,477.50/69,569,512.52
  6. Step 6: Final answer
    x = 55,449,935.67

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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.