Home / 396,022,412.20-594,246,194.70-166,014,747.40

Finding the Fourth Proportional to 396,022,412.20, 594,246,194.70 and 166,014,747.40

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Solution

The fourth proportional to 396,022,412.20, 594,246,194.70 and 166,014,747.40 is: 249,111,234.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,022,412.20 : 594,246,194.70 = 166,014,747.40 : x
  2. Step 2: Convert to fraction form
    396,022,412.20/594,246,194.70 = 166,014,747.40/x
  3. Step 3: Cross multiply
    396,022,412.20x = 594,246,194.70 × 166,014,747.40
  4. Step 4: Simplify right side
    396,022,412.20x = 98,653,631,906,531,728
  5. Step 5: Solve for x
    x = 98,653,631,906,531,728/396,022,412.20
  6. Step 6: Final answer
    x = 249,111,234.28

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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.