Home / 3,960,441,010.80-5,940,661,516.20-3,321,197,203.95

Finding the Fourth Proportional to 3,960,441,010.80, 5,940,661,516.20 and 3,321,197,203.95

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Solution

The fourth proportional to 3,960,441,010.80, 5,940,661,516.20 and 3,321,197,203.95 is: 4,981,795,805.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,441,010.80 : 5,940,661,516.20 = 3,321,197,203.95 : x
  2. Step 2: Convert to fraction form
    3,960,441,010.80/5,940,661,516.20 = 3,321,197,203.95/x
  3. Step 3: Cross multiply
    3,960,441,010.80x = 5,940,661,516.20 × 3,321,197,203.95
  4. Step 4: Simplify right side
    3,960,441,010.80x = 19,730,108,417,216,806,912
  5. Step 5: Solve for x
    x = 19,730,108,417,216,806,912/3,960,441,010.80
  6. Step 6: Final answer
    x = 4,981,795,805.93

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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.