Home / 166,965,525.18-250,449,619.41-68,571,882.45

Finding the Fourth Proportional to 166,965,525.18, 250,449,619.41 and 68,571,882.45

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Solution

The fourth proportional to 166,965,525.18, 250,449,619.41 and 68,571,882.45 is: 102,858,370.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,965,525.18 : 250,449,619.41 = 68,571,882.45 : x
  2. Step 2: Convert to fraction form
    166,965,525.18/250,449,619.41 = 68,571,882.45/x
  3. Step 3: Cross multiply
    166,965,525.18x = 250,449,619.41 × 68,571,882.45
  4. Step 4: Simplify right side
    166,965,525.18x = 17,173,801,861,829,758
  5. Step 5: Solve for x
    x = 17,173,801,861,829,758/166,965,525.18
  6. Step 6: Final answer
    x = 102,858,370.57

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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.