Home / 2,787,586,010.20-4,181,379,015.30-2,555,133,716.80

Finding the Fourth Proportional to 2,787,586,010.20, 4,181,379,015.30 and 2,555,133,716.80

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Solution

The fourth proportional to 2,787,586,010.20, 4,181,379,015.30 and 2,555,133,716.80 is: 3,832,700,575.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,586,010.20 : 4,181,379,015.30 = 2,555,133,716.80 : x
  2. Step 2: Convert to fraction form
    2,787,586,010.20/4,181,379,015.30 = 2,555,133,716.80/x
  3. Step 3: Cross multiply
    2,787,586,010.20x = 4,181,379,015.30 × 2,555,133,716.80
  4. Step 4: Simplify right side
    2,787,586,010.20x = 10,683,982,504,713,015,296
  5. Step 5: Solve for x
    x = 10,683,982,504,713,015,296/2,787,586,010.20
  6. Step 6: Final answer
    x = 3,832,700,575.20

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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.