Home / 3,856,466,514.52-5,321,982,101.52-2,163,296,486.44

Finding the Fourth Proportional to 3,856,466,514.52, 5,321,982,101.52 and 2,163,296,486.44

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Solution

The fourth proportional to 3,856,466,514.52, 5,321,982,101.52 and 2,163,296,486.44 is: 2,985,381,861.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,856,466,514.52 : 5,321,982,101.52 = 2,163,296,486.44 : x
  2. Step 2: Convert to fraction form
    3,856,466,514.52/5,321,982,101.52 = 2,163,296,486.44/x
  3. Step 3: Cross multiply
    3,856,466,514.52x = 5,321,982,101.52 × 2,163,296,486.44
  4. Step 4: Simplify right side
    3,856,466,514.52x = 11,513,025,181,114,783,744
  5. Step 5: Solve for x
    x = 11,513,025,181,114,783,744/3,856,466,514.52
  6. Step 6: Final answer
    x = 2,985,381,861.29

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Double scale
Find fourth proportional to 3,856,466,515.52, 5,321,982,102.90 and 2,163,296,487.44
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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.