Home / 3,986,550,691.20-5,979,259,166.40-1,366,475,702.40

Finding the Fourth Proportional to 3,986,550,691.20, 5,979,259,166.40 and 1,366,475,702.40

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Solution

The fourth proportional to 3,986,550,691.20, 5,979,259,166.40 and 1,366,475,702.40 is: 2,049,519,246.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,550,691.20 : 5,979,259,166.40 = 1,366,475,702.40 : x
  2. Step 2: Convert to fraction form
    3,986,550,691.20/5,979,259,166.40 = 1,366,475,702.40/x
  3. Step 3: Cross multiply
    3,986,550,691.20x = 5,979,259,166.40 × 1,366,475,702.40
  4. Step 4: Simplify right side
    3,986,550,691.20x = 8,170,512,369,238,078,464
  5. Step 5: Solve for x
    x = 8,170,512,369,238,078,464/3,986,550,691.20
  6. Step 6: Final answer
    x = 2,049,519,246.62

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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.