Home / 446,202,218.20-669,303,327.30-415,591,216.60

Finding the Fourth Proportional to 446,202,218.20, 669,303,327.30 and 415,591,216.60

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Solution

The fourth proportional to 446,202,218.20, 669,303,327.30 and 415,591,216.60 is: 623,386,824.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,202,218.20 : 669,303,327.30 = 415,591,216.60 : x
  2. Step 2: Convert to fraction form
    446,202,218.20/669,303,327.30 = 415,591,216.60/x
  3. Step 3: Cross multiply
    446,202,218.20x = 669,303,327.30 × 415,591,216.60
  4. Step 4: Simplify right side
    446,202,218.20x = 278,156,584,067,034,976
  5. Step 5: Solve for x
    x = 278,156,584,067,034,976/446,202,218.20
  6. Step 6: Final answer
    x = 623,386,824.90

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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.