Home / 68,192,478.72-102,329,073.54-25,091,948.88

Finding the Fourth Proportional to 68,192,478.72, 102,329,073.54 and 25,091,948.88

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Solution

The fourth proportional to 68,192,478.72, 102,329,073.54 and 25,091,948.88 is: 37,652,772.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,192,478.72 : 102,329,073.54 = 25,091,948.88 : x
  2. Step 2: Convert to fraction form
    68,192,478.72/102,329,073.54 = 25,091,948.88/x
  3. Step 3: Cross multiply
    68,192,478.72x = 102,329,073.54 × 25,091,948.88
  4. Step 4: Simplify right side
    68,192,478.72x = 2,567,635,882,203,440.50
  5. Step 5: Solve for x
    x = 2,567,635,882,203,440.50/68,192,478.72
  6. Step 6: Final answer
    x = 37,652,772.42

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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.