Home / 327,335,260.82-491,067,574.45-120,075,595.85

Finding the Fourth Proportional to 327,335,260.82, 491,067,574.45 and 120,075,595.85

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Solution

The fourth proportional to 327,335,260.82, 491,067,574.45 and 120,075,595.85 is: 180,137,121.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,335,260.82 : 491,067,574.45 = 120,075,595.85 : x
  2. Step 2: Convert to fraction form
    327,335,260.82/491,067,574.45 = 120,075,595.85/x
  3. Step 3: Cross multiply
    327,335,260.82x = 491,067,574.45 × 120,075,595.85
  4. Step 4: Simplify right side
    327,335,260.82x = 58,965,231,605,625,472
  5. Step 5: Solve for x
    x = 58,965,231,605,625,472/327,335,260.82
  6. Step 6: Final answer
    x = 180,137,121.37

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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.