Home / 3,856,466,282.31-5,321,981,781.99-2,163,296,254.23

Finding the Fourth Proportional to 3,856,466,282.31, 5,321,981,781.99 and 2,163,296,254.23

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Solution

The fourth proportional to 3,856,466,282.31, 5,321,981,781.99 and 2,163,296,254.23 is: 2,985,381,541.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,856,466,282.31 : 5,321,981,781.99 = 2,163,296,254.23 : x
  2. Step 2: Convert to fraction form
    3,856,466,282.31/5,321,981,781.99 = 2,163,296,254.23/x
  3. Step 3: Cross multiply
    3,856,466,282.31x = 5,321,981,781.99 × 2,163,296,254.23
  4. Step 4: Simplify right side
    3,856,466,282.31x = 11,513,023,254,059,268,096
  5. Step 5: Solve for x
    x = 11,513,023,254,059,268,096/3,856,466,282.31
  6. Step 6: Final answer
    x = 2,985,381,541.35

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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.