Home / 484,507,626.80-726,761,440.20-447,094,180.40

Finding the Fourth Proportional to 484,507,626.80, 726,761,440.20 and 447,094,180.40

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Solution

The fourth proportional to 484,507,626.80, 726,761,440.20 and 447,094,180.40 is: 670,641,270.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,507,626.80 : 726,761,440.20 = 447,094,180.40 : x
  2. Step 2: Convert to fraction form
    484,507,626.80/726,761,440.20 = 447,094,180.40/x
  3. Step 3: Cross multiply
    484,507,626.80x = 726,761,440.20 × 447,094,180.40
  4. Step 4: Simplify right side
    484,507,626.80x = 324,930,810,452,542,592
  5. Step 5: Solve for x
    x = 324,930,810,452,542,592/484,507,626.80
  6. Step 6: Final answer
    x = 670,641,270.60

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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.