Home / 3,986,469,101.70-5,979,703,652.55-3,056,659,928.10

Finding the Fourth Proportional to 3,986,469,101.70, 5,979,703,652.55 and 3,056,659,928.10

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Solution

The fourth proportional to 3,986,469,101.70, 5,979,703,652.55 and 3,056,659,928.10 is: 4,584,989,892.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,469,101.70 : 5,979,703,652.55 = 3,056,659,928.10 : x
  2. Step 2: Convert to fraction form
    3,986,469,101.70/5,979,703,652.55 = 3,056,659,928.10/x
  3. Step 3: Cross multiply
    3,986,469,101.70x = 5,979,703,652.55 × 3,056,659,928.10
  4. Step 4: Simplify right side
    3,986,469,101.70x = 18,277,920,536,662,790,144
  5. Step 5: Solve for x
    x = 18,277,920,536,662,790,144/3,986,469,101.70
  6. Step 6: Final answer
    x = 4,584,989,892.15

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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.