Home / 327,843,427.65-491,625,156.04-189,764,343.65

Finding the Fourth Proportional to 327,843,427.65, 491,625,156.04 and 189,764,343.65

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Solution

The fourth proportional to 327,843,427.65, 491,625,156.04 and 189,764,343.65 is: 284,565,488.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,843,427.65 : 491,625,156.04 = 189,764,343.65 : x
  2. Step 2: Convert to fraction form
    327,843,427.65/491,625,156.04 = 189,764,343.65/x
  3. Step 3: Cross multiply
    327,843,427.65x = 491,625,156.04 × 189,764,343.65
  4. Step 4: Simplify right side
    327,843,427.65x = 93,292,925,054,352,496
  5. Step 5: Solve for x
    x = 93,292,925,054,352,496/327,843,427.65
  6. Step 6: Final answer
    x = 284,565,488.24

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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.