Home / 3,491,132,385.30-4,817,864,735.19-1,905,326,119.77

Finding the Fourth Proportional to 3,491,132,385.30, 4,817,864,735.19 and 1,905,326,119.77

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Solution

The fourth proportional to 3,491,132,385.30, 4,817,864,735.19 and 1,905,326,119.77 is: 2,629,405,736.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491,132,385.30 : 4,817,864,735.19 = 1,905,326,119.77 : x
  2. Step 2: Convert to fraction form
    3,491,132,385.30/4,817,864,735.19 = 1,905,326,119.77/x
  3. Step 3: Cross multiply
    3,491,132,385.30x = 4,817,864,735.19 × 1,905,326,119.77
  4. Step 4: Simplify right side
    3,491,132,385.30x = 9,179,603,521,476,280,320
  5. Step 5: Solve for x
    x = 9,179,603,521,476,280,320/3,491,132,385.30
  6. Step 6: Final answer
    x = 2,629,405,736.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.