Home / 5,391,967,672.10-8,087,951,508.15-2,120,523,601.70

Finding the Fourth Proportional to 5,391,967,672.10, 8,087,951,508.15 and 2,120,523,601.70

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Solution

The fourth proportional to 5,391,967,672.10, 8,087,951,508.15 and 2,120,523,601.70 is: 3,180,785,402.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,967,672.10 : 8,087,951,508.15 = 2,120,523,601.70 : x
  2. Step 2: Convert to fraction form
    5,391,967,672.10/8,087,951,508.15 = 2,120,523,601.70/x
  3. Step 3: Cross multiply
    5,391,967,672.10x = 8,087,951,508.15 × 2,120,523,601.70
  4. Step 4: Simplify right side
    5,391,967,672.10x = 17,150,692,062,437,183,488
  5. Step 5: Solve for x
    x = 17,150,692,062,437,183,488/5,391,967,672.10
  6. Step 6: Final answer
    x = 3,180,785,402.55

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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.