Home / 141,202,300.14-211,682,145.42-49,074,069.78

Finding the Fourth Proportional to 141,202,300.14, 211,682,145.42 and 49,074,069.78

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Solution

The fourth proportional to 141,202,300.14, 211,682,145.42 and 49,074,069.78 is: 73,568,945.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,202,300.14 : 211,682,145.42 = 49,074,069.78 : x
  2. Step 2: Convert to fraction form
    141,202,300.14/211,682,145.42 = 49,074,069.78/x
  3. Step 3: Cross multiply
    141,202,300.14x = 211,682,145.42 × 49,074,069.78
  4. Step 4: Simplify right side
    141,202,300.14x = 10,388,104,375,521,188
  5. Step 5: Solve for x
    x = 10,388,104,375,521,188/141,202,300.14
  6. Step 6: Final answer
    x = 73,568,945.87

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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.