Home / 225,801,894.40-311,716,099.57-151,435,251.66

Finding the Fourth Proportional to 225,801,894.40, 311,716,099.57 and 151,435,251.66

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Solution

The fourth proportional to 225,801,894.40, 311,716,099.57 and 151,435,251.66 is: 209,054,074.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,801,894.40 : 311,716,099.57 = 151,435,251.66 : x
  2. Step 2: Convert to fraction form
    225,801,894.40/311,716,099.57 = 151,435,251.66/x
  3. Step 3: Cross multiply
    225,801,894.40x = 311,716,099.57 × 151,435,251.66
  4. Step 4: Simplify right side
    225,801,894.40x = 47,204,805,984,856,568
  5. Step 5: Solve for x
    x = 47,204,805,984,856,568/225,801,894.40
  6. Step 6: Final answer
    x = 209,054,074.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.