Home / 3,960,441,036.30-5,940,661,554.45-3,321,197,229.45

Finding the Fourth Proportional to 3,960,441,036.30, 5,940,661,554.45 and 3,321,197,229.45

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Solution

The fourth proportional to 3,960,441,036.30, 5,940,661,554.45 and 3,321,197,229.45 is: 4,981,795,844.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,441,036.30 : 5,940,661,554.45 = 3,321,197,229.45 : x
  2. Step 2: Convert to fraction form
    3,960,441,036.30/5,940,661,554.45 = 3,321,197,229.45/x
  3. Step 3: Cross multiply
    3,960,441,036.30x = 5,940,661,554.45 × 3,321,197,229.45
  4. Step 4: Simplify right side
    3,960,441,036.30x = 19,730,108,695,739,469,824
  5. Step 5: Solve for x
    x = 19,730,108,695,739,469,824/3,960,441,036.30
  6. Step 6: Final answer
    x = 4,981,795,844.18

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Double scale
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1.5x scale

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.