Home / 4,080,964,078.20-6,121,446,117.30-1,320,872,100.60

Finding the Fourth Proportional to 4,080,964,078.20, 6,121,446,117.30 and 1,320,872,100.60

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Solution

The fourth proportional to 4,080,964,078.20, 6,121,446,117.30 and 1,320,872,100.60 is: 1,981,308,150.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,964,078.20 : 6,121,446,117.30 = 1,320,872,100.60 : x
  2. Step 2: Convert to fraction form
    4,080,964,078.20/6,121,446,117.30 = 1,320,872,100.60/x
  3. Step 3: Cross multiply
    4,080,964,078.20x = 6,121,446,117.30 × 1,320,872,100.60
  4. Step 4: Simplify right side
    4,080,964,078.20x = 8,085,647,391,667,764,224
  5. Step 5: Solve for x
    x = 8,085,647,391,667,764,224/4,080,964,078.20
  6. Step 6: Final answer
    x = 1,981,308,150.90

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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.