Home / 2,540,240,454.60-3,809,680,437.30-699,555,578.76

Finding the Fourth Proportional to 2,540,240,454.60, 3,809,680,437.30 and 699,555,578.76

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Solution

The fourth proportional to 2,540,240,454.60, 3,809,680,437.30 and 699,555,578.76 is: 1,049,146,035.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540,240,454.60 : 3,809,680,437.30 = 699,555,578.76 : x
  2. Step 2: Convert to fraction form
    2,540,240,454.60/3,809,680,437.30 = 699,555,578.76/x
  3. Step 3: Cross multiply
    2,540,240,454.60x = 3,809,680,437.30 × 699,555,578.76
  4. Step 4: Simplify right side
    2,540,240,454.60x = 2,665,083,203,206,051,328
  5. Step 5: Solve for x
    x = 2,665,083,203,206,051,328/2,540,240,454.60
  6. Step 6: Final answer
    x = 1,049,146,035.91

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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.