Home / 3,986,469,127.20-5,979,703,690.80-3,056,659,953.60

Finding the Fourth Proportional to 3,986,469,127.20, 5,979,703,690.80 and 3,056,659,953.60

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Solution

The fourth proportional to 3,986,469,127.20, 5,979,703,690.80 and 3,056,659,953.60 is: 4,584,989,930.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,469,127.20 : 5,979,703,690.80 = 3,056,659,953.60 : x
  2. Step 2: Convert to fraction form
    3,986,469,127.20/5,979,703,690.80 = 3,056,659,953.60/x
  3. Step 3: Cross multiply
    3,986,469,127.20x = 5,979,703,690.80 × 3,056,659,953.60
  4. Step 4: Simplify right side
    3,986,469,127.20x = 18,277,920,806,062,477,312
  5. Step 5: Solve for x
    x = 18,277,920,806,062,477,312/3,986,469,127.20
  6. Step 6: Final answer
    x = 4,584,989,930.40

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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.