Home / 484,507,634.80-726,761,452.20-447,094,188.40

Finding the Fourth Proportional to 484,507,634.80, 726,761,452.20 and 447,094,188.40

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Solution

The fourth proportional to 484,507,634.80, 726,761,452.20 and 447,094,188.40 is: 670,641,282.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,507,634.80 : 726,761,452.20 = 447,094,188.40 : x
  2. Step 2: Convert to fraction form
    484,507,634.80/726,761,452.20 = 447,094,188.40/x
  3. Step 3: Cross multiply
    484,507,634.80x = 726,761,452.20 × 447,094,188.40
  4. Step 4: Simplify right side
    484,507,634.80x = 324,930,821,631,764,416
  5. Step 5: Solve for x
    x = 324,930,821,631,764,416/484,507,634.80
  6. Step 6: Final answer
    x = 670,641,282.60

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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.