Home / 1,893,071,375.76-2,611,083,626.04-1,328,682,195.30

Finding the Fourth Proportional to 1,893,071,375.76, 2,611,083,626.04 and 1,328,682,195.30

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Solution

The fourth proportional to 1,893,071,375.76, 2,611,083,626.04 and 1,328,682,195.30 is: 1,832,630,490.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893,071,375.76 : 2,611,083,626.04 = 1,328,682,195.30 : x
  2. Step 2: Convert to fraction form
    1,893,071,375.76/2,611,083,626.04 = 1,328,682,195.30/x
  3. Step 3: Cross multiply
    1,893,071,375.76x = 2,611,083,626.04 × 1,328,682,195.30
  4. Step 4: Simplify right side
    1,893,071,375.76x = 3,469,300,324,358,711,296
  5. Step 5: Solve for x
    x = 3,469,300,324,358,711,296/1,893,071,375.76
  6. Step 6: Final answer
    x = 1,832,630,490.74

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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.