Home / 2,100,067,376.82-3,149,692,401.69-605,993,881.56

Finding the Fourth Proportional to 2,100,067,376.82, 3,149,692,401.69 and 605,993,881.56

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Solution

The fourth proportional to 2,100,067,376.82, 3,149,692,401.69 and 605,993,881.56 is: 908,872,898.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,067,376.82 : 3,149,692,401.69 = 605,993,881.56 : x
  2. Step 2: Convert to fraction form
    2,100,067,376.82/3,149,692,401.69 = 605,993,881.56/x
  3. Step 3: Cross multiply
    2,100,067,376.82x = 3,149,692,401.69 × 605,993,881.56
  4. Step 4: Simplify right side
    2,100,067,376.82x = 1,908,694,324,220,161,536
  5. Step 5: Solve for x
    x = 1,908,694,324,220,161,536/2,100,067,376.82
  6. Step 6: Final answer
    x = 908,872,898.69

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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.