Home / 396,192,892.80-594,431,056.80-166,232,467.20

Finding the Fourth Proportional to 396,192,892.80, 594,431,056.80 and 166,232,467.20

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Solution

The fourth proportional to 396,192,892.80, 594,431,056.80 and 166,232,467.20 is: 249,408,161.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,192,892.80 : 594,431,056.80 = 166,232,467.20 : x
  2. Step 2: Convert to fraction form
    396,192,892.80/594,431,056.80 = 166,232,467.20/x
  3. Step 3: Cross multiply
    396,192,892.80x = 594,431,056.80 × 166,232,467.20
  4. Step 4: Simplify right side
    396,192,892.80x = 98,813,741,152,167,328
  5. Step 5: Solve for x
    x = 98,813,741,152,167,328/396,192,892.80
  6. Step 6: Final answer
    x = 249,408,161.90

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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.