Home / 2,662,787,998.80-3,994,181,998.20-1,111,192,855.20

Finding the Fourth Proportional to 2,662,787,998.80, 3,994,181,998.20 and 1,111,192,855.20

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Solution

The fourth proportional to 2,662,787,998.80, 3,994,181,998.20 and 1,111,192,855.20 is: 1,666,789,282.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,662,787,998.80 : 3,994,181,998.20 = 1,111,192,855.20 : x
  2. Step 2: Convert to fraction form
    2,662,787,998.80/3,994,181,998.20 = 1,111,192,855.20/x
  3. Step 3: Cross multiply
    2,662,787,998.80x = 3,994,181,998.20 × 1,111,192,855.20
  4. Step 4: Simplify right side
    2,662,787,998.80x = 4,438,306,498,768,299,008
  5. Step 5: Solve for x
    x = 4,438,306,498,768,299,008/2,662,787,998.80
  6. Step 6: Final answer
    x = 1,666,789,282.80

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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.