Home / 5,215,161,245.02-7,826,228,997.77-2,227,922,443.64

Finding the Fourth Proportional to 5,215,161,245.02, 7,826,228,997.77 and 2,227,922,443.64

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Solution

The fourth proportional to 5,215,161,245.02, 7,826,228,997.77 and 2,227,922,443.64 is: 3,343,373,371.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215,161,245.02 : 7,826,228,997.77 = 2,227,922,443.64 : x
  2. Step 2: Convert to fraction form
    5,215,161,245.02/7,826,228,997.77 = 2,227,922,443.64/x
  3. Step 3: Cross multiply
    5,215,161,245.02x = 7,826,228,997.77 × 2,227,922,443.64
  4. Step 4: Simplify right side
    5,215,161,245.02x = 17,436,231,233,197,967,360
  5. Step 5: Solve for x
    x = 17,436,231,233,197,967,360/5,215,161,245.02
  6. Step 6: Final answer
    x = 3,343,373,371.22

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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.