Home / 445,189,574.24-667,784,382.13-304,991,784.79

Finding the Fourth Proportional to 445,189,574.24, 667,784,382.13 and 304,991,784.79

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Solution

The fourth proportional to 445,189,574.24, 667,784,382.13 and 304,991,784.79 is: 457,487,691.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,189,574.24 : 667,784,382.13 = 304,991,784.79 : x
  2. Step 2: Convert to fraction form
    445,189,574.24/667,784,382.13 = 304,991,784.79/x
  3. Step 3: Cross multiply
    445,189,574.24x = 667,784,382.13 × 304,991,784.79
  4. Step 4: Simplify right side
    445,189,574.24x = 203,668,750,557,377,184
  5. Step 5: Solve for x
    x = 203,668,750,557,377,184/445,189,574.24
  6. Step 6: Final answer
    x = 457,487,691.41

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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.