Home / 2,018,214,476.80-3,027,321,715.20-1,320,857,596.60

Finding the Fourth Proportional to 2,018,214,476.80, 3,027,321,715.20 and 1,320,857,596.60

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Solution

The fourth proportional to 2,018,214,476.80, 3,027,321,715.20 and 1,320,857,596.60 is: 1,981,286,394.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,214,476.80 : 3,027,321,715.20 = 1,320,857,596.60 : x
  2. Step 2: Convert to fraction form
    2,018,214,476.80/3,027,321,715.20 = 1,320,857,596.60/x
  3. Step 3: Cross multiply
    2,018,214,476.80x = 3,027,321,715.20 × 1,320,857,596.60
  4. Step 4: Simplify right side
    2,018,214,476.80x = 3,998,660,884,874,061,312
  5. Step 5: Solve for x
    x = 3,998,660,884,874,061,312/2,018,214,476.80
  6. Step 6: Final answer
    x = 1,981,286,394.90

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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.