Home / 250,252,529.70-375,378,794.55-142,757,105.70

Finding the Fourth Proportional to 250,252,529.70, 375,378,794.55 and 142,757,105.70

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Solution

The fourth proportional to 250,252,529.70, 375,378,794.55 and 142,757,105.70 is: 214,135,658.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,252,529.70 : 375,378,794.55 = 142,757,105.70 : x
  2. Step 2: Convert to fraction form
    250,252,529.70/375,378,794.55 = 142,757,105.70/x
  3. Step 3: Cross multiply
    250,252,529.70x = 375,378,794.55 × 142,757,105.70
  4. Step 4: Simplify right side
    250,252,529.70x = 53,587,990,251,112,928
  5. Step 5: Solve for x
    x = 53,587,990,251,112,928/250,252,529.70
  6. Step 6: Final answer
    x = 214,135,658.55

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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.