Home / 3,960,227,954.80-5,940,341,932.20-1,994,321,407.60

Finding the Fourth Proportional to 3,960,227,954.80, 5,940,341,932.20 and 1,994,321,407.60

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Solution

The fourth proportional to 3,960,227,954.80, 5,940,341,932.20 and 1,994,321,407.60 is: 2,991,482,111.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,227,954.80 : 5,940,341,932.20 = 1,994,321,407.60 : x
  2. Step 2: Convert to fraction form
    3,960,227,954.80/5,940,341,932.20 = 1,994,321,407.60/x
  3. Step 3: Cross multiply
    3,960,227,954.80x = 5,940,341,932.20 × 1,994,321,407.60
  4. Step 4: Simplify right side
    3,960,227,954.80x = 11,846,951,083,850,405,888
  5. Step 5: Solve for x
    x = 11,846,951,083,850,405,888/3,960,227,954.80
  6. Step 6: Final answer
    x = 2,991,482,111.40

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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.