Home / 3,491,132,386.80-4,817,864,737.26-1,905,326,121.27

Finding the Fourth Proportional to 3,491,132,386.80, 4,817,864,737.26 and 1,905,326,121.27

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Solution

The fourth proportional to 3,491,132,386.80, 4,817,864,737.26 and 1,905,326,121.27 is: 2,629,405,738.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491,132,386.80 : 4,817,864,737.26 = 1,905,326,121.27 : x
  2. Step 2: Convert to fraction form
    3,491,132,386.80/4,817,864,737.26 = 1,905,326,121.27/x
  3. Step 3: Cross multiply
    3,491,132,386.80x = 4,817,864,737.26 × 1,905,326,121.27
  4. Step 4: Simplify right side
    3,491,132,386.80x = 9,179,603,532,647,103,488
  5. Step 5: Solve for x
    x = 9,179,603,532,647,103,488/3,491,132,386.80
  6. Step 6: Final answer
    x = 2,629,405,738.77

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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.