Home / 69,761,535.93-104,571,960.18-43,872,339.55

Finding the Fourth Proportional to 69,761,535.93, 104,571,960.18 and 43,872,339.55

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Solution

The fourth proportional to 69,761,535.93, 104,571,960.18 and 43,872,339.55 is: 65,764,270.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,761,535.93 : 104,571,960.18 = 43,872,339.55 : x
  2. Step 2: Convert to fraction form
    69,761,535.93/104,571,960.18 = 43,872,339.55/x
  3. Step 3: Cross multiply
    69,761,535.93x = 104,571,960.18 × 43,872,339.55
  4. Step 4: Simplify right side
    69,761,535.93x = 4,587,816,543,683,818
  5. Step 5: Solve for x
    x = 4,587,816,543,683,818/69,761,535.93
  6. Step 6: Final answer
    x = 65,764,270.85

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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.