Home / 2,640,293,876.20-3,960,440,814.30-2,214,131,338.30

Finding the Fourth Proportional to 2,640,293,876.20, 3,960,440,814.30 and 2,214,131,338.30

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Solution

The fourth proportional to 2,640,293,876.20, 3,960,440,814.30 and 2,214,131,338.30 is: 3,321,197,007.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,293,876.20 : 3,960,440,814.30 = 2,214,131,338.30 : x
  2. Step 2: Convert to fraction form
    2,640,293,876.20/3,960,440,814.30 = 2,214,131,338.30/x
  3. Step 3: Cross multiply
    2,640,293,876.20x = 3,960,440,814.30 × 2,214,131,338.30
  4. Step 4: Simplify right side
    2,640,293,876.20x = 8,768,936,120,424,001,536
  5. Step 5: Solve for x
    x = 8,768,936,120,424,001,536/2,640,293,876.20
  6. Step 6: Final answer
    x = 3,321,197,007.45

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Double scale
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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.