Home / 2,764,867,988.32-4,147,305,974.04-1,129,092,590.32

Finding the Fourth Proportional to 2,764,867,988.32, 4,147,305,974.04 and 1,129,092,590.32

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Solution

The fourth proportional to 2,764,867,988.32, 4,147,305,974.04 and 1,129,092,590.32 is: 1,693,640,515.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764,867,988.32 : 4,147,305,974.04 = 1,129,092,590.32 : x
  2. Step 2: Convert to fraction form
    2,764,867,988.32/4,147,305,974.04 = 1,129,092,590.32/x
  3. Step 3: Cross multiply
    2,764,867,988.32x = 4,147,305,974.04 × 1,129,092,590.32
  4. Step 4: Simplify right side
    2,764,867,988.32x = 4,682,692,445,078,433,792
  5. Step 5: Solve for x
    x = 4,682,692,445,078,433,792/2,764,867,988.32
  6. Step 6: Final answer
    x = 1,693,640,515.52

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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.