Home / 3,848,571,379.80-5,311,028,504.61-2,088,438,787.80

Finding the Fourth Proportional to 3,848,571,379.80, 5,311,028,504.61 and 2,088,438,787.80

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Solution

The fourth proportional to 3,848,571,379.80, 5,311,028,504.61 and 2,088,438,787.80 is: 2,882,045,527.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848,571,379.80 : 5,311,028,504.61 = 2,088,438,787.80 : x
  2. Step 2: Convert to fraction form
    3,848,571,379.80/5,311,028,504.61 = 2,088,438,787.80/x
  3. Step 3: Cross multiply
    3,848,571,379.80x = 5,311,028,504.61 × 2,088,438,787.80
  4. Step 4: Simplify right side
    3,848,571,379.80x = 11,091,757,932,138,954,752
  5. Step 5: Solve for x
    x = 11,091,757,932,138,954,752/3,848,571,379.80
  6. Step 6: Final answer
    x = 2,882,045,527.43

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.