Home / 5,215,161,248.73-7,826,229,003.30-2,227,922,447.31

Finding the Fourth Proportional to 5,215,161,248.73, 7,826,229,003.30 and 2,227,922,447.31

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Solution

The fourth proportional to 5,215,161,248.73, 7,826,229,003.30 and 2,227,922,447.31 is: 3,343,373,376.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215,161,248.73 : 7,826,229,003.30 = 2,227,922,447.31 : x
  2. Step 2: Convert to fraction form
    5,215,161,248.73/7,826,229,003.30 = 2,227,922,447.31/x
  3. Step 3: Cross multiply
    5,215,161,248.73x = 7,826,229,003.30 × 2,227,922,447.31
  4. Step 4: Simplify right side
    5,215,161,248.73x = 17,436,231,274,240,638,976
  5. Step 5: Solve for x
    x = 17,436,231,274,240,638,976/5,215,161,248.73
  6. Step 6: Final answer
    x = 3,343,373,376.71

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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.