Home / 327,335,263.82-491,067,578.96-120,075,598.86

Finding the Fourth Proportional to 327,335,263.82, 491,067,578.96 and 120,075,598.86

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Solution

The fourth proportional to 327,335,263.82, 491,067,578.96 and 120,075,598.86 is: 180,137,125.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,335,263.82 : 491,067,578.96 = 120,075,598.86 : x
  2. Step 2: Convert to fraction form
    327,335,263.82/491,067,578.96 = 120,075,598.86/x
  3. Step 3: Cross multiply
    327,335,263.82x = 491,067,578.96 × 120,075,598.86
  4. Step 4: Simplify right side
    327,335,263.82x = 58,965,233,624,352,336
  5. Step 5: Solve for x
    x = 58,965,233,624,352,336/327,335,263.82
  6. Step 6: Final answer
    x = 180,137,125.88

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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.