Home / 2,018,214,494.80-3,027,321,742.20-1,320,857,614.60

Finding the Fourth Proportional to 2,018,214,494.80, 3,027,321,742.20 and 1,320,857,614.60

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Solution

The fourth proportional to 2,018,214,494.80, 3,027,321,742.20 and 1,320,857,614.60 is: 1,981,286,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,214,494.80 : 3,027,321,742.20 = 1,320,857,614.60 : x
  2. Step 2: Convert to fraction form
    2,018,214,494.80/3,027,321,742.20 = 1,320,857,614.60/x
  3. Step 3: Cross multiply
    2,018,214,494.80x = 3,027,321,742.20 × 1,320,857,614.60
  4. Step 4: Simplify right side
    2,018,214,494.80x = 3,998,660,975,029,007,360
  5. Step 5: Solve for x
    x = 3,998,660,975,029,007,360/2,018,214,494.80
  6. Step 6: Final answer
    x = 1,981,286,421.90

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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.