Home / 281,647,618.29-422,384,960.55-194,767,438.61

Finding the Fourth Proportional to 281,647,618.29, 422,384,960.55 and 194,767,438.61

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Solution

The fourth proportional to 281,647,618.29, 422,384,960.55 and 194,767,438.61 is: 292,091,363.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,647,618.29 : 422,384,960.55 = 194,767,438.61 : x
  2. Step 2: Convert to fraction form
    281,647,618.29/422,384,960.55 = 194,767,438.61/x
  3. Step 3: Cross multiply
    281,647,618.29x = 422,384,960.55 × 194,767,438.61
  4. Step 4: Simplify right side
    281,647,618.29x = 82,266,836,871,597,472
  5. Step 5: Solve for x
    x = 82,266,836,871,597,472/281,647,618.29
  6. Step 6: Final answer
    x = 292,091,363.57

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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.