Home / 154,618,571.14-231,423,178.47-113,667,168.58

Finding the Fourth Proportional to 154,618,571.14, 231,423,178.47 and 113,667,168.58

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Solution

The fourth proportional to 154,618,571.14, 231,423,178.47 and 113,667,168.58 is: 170,129,740.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,618,571.14 : 231,423,178.47 = 113,667,168.58 : x
  2. Step 2: Convert to fraction form
    154,618,571.14/231,423,178.47 = 113,667,168.58/x
  3. Step 3: Cross multiply
    154,618,571.14x = 231,423,178.47 × 113,667,168.58
  4. Step 4: Simplify right side
    154,618,571.14x = 26,305,217,440,468,916
  5. Step 5: Solve for x
    x = 26,305,217,440,468,916/154,618,571.14
  6. Step 6: Final answer
    x = 170,129,740.86

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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.