Home / 3,856,466,513.52-5,321,982,100.14-2,163,296,485.44

Finding the Fourth Proportional to 3,856,466,513.52, 5,321,982,100.14 and 2,163,296,485.44

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Solution

The fourth proportional to 3,856,466,513.52, 5,321,982,100.14 and 2,163,296,485.44 is: 2,985,381,859.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,856,466,513.52 : 5,321,982,100.14 = 2,163,296,485.44 : x
  2. Step 2: Convert to fraction form
    3,856,466,513.52/5,321,982,100.14 = 2,163,296,485.44/x
  3. Step 3: Cross multiply
    3,856,466,513.52x = 5,321,982,100.14 × 2,163,296,485.44
  4. Step 4: Simplify right side
    3,856,466,513.52x = 11,513,025,172,807,452,672
  5. Step 5: Solve for x
    x = 11,513,025,172,807,452,672/3,856,466,513.52
  6. Step 6: Final answer
    x = 2,985,381,859.91

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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.