Home / 166,965,528.18-250,449,623.91-68,571,885.45

Finding the Fourth Proportional to 166,965,528.18, 250,449,623.91 and 68,571,885.45

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Solution

The fourth proportional to 166,965,528.18, 250,449,623.91 and 68,571,885.45 is: 102,858,375.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,965,528.18 : 250,449,623.91 = 68,571,885.45 : x
  2. Step 2: Convert to fraction form
    166,965,528.18/250,449,623.91 = 68,571,885.45/x
  3. Step 3: Cross multiply
    166,965,528.18x = 250,449,623.91 × 68,571,885.45
  4. Step 4: Simplify right side
    166,965,528.18x = 17,173,802,921,752,102
  5. Step 5: Solve for x
    x = 17,173,802,921,752,102/166,965,528.18
  6. Step 6: Final answer
    x = 102,858,375.07

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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.