Home / 3,960,227,953.80-5,940,341,930.70-1,994,321,406.60

Finding the Fourth Proportional to 3,960,227,953.80, 5,940,341,930.70 and 1,994,321,406.60

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Solution

The fourth proportional to 3,960,227,953.80, 5,940,341,930.70 and 1,994,321,406.60 is: 2,991,482,109.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,227,953.80 : 5,940,341,930.70 = 1,994,321,406.60 : x
  2. Step 2: Convert to fraction form
    3,960,227,953.80/5,940,341,930.70 = 1,994,321,406.60/x
  3. Step 3: Cross multiply
    3,960,227,953.80x = 5,940,341,930.70 × 1,994,321,406.60
  4. Step 4: Simplify right side
    3,960,227,953.80x = 11,846,951,074,918,582,272
  5. Step 5: Solve for x
    x = 11,846,951,074,918,582,272/3,960,227,953.80
  6. Step 6: Final answer
    x = 2,991,482,109.90

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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.