Home / 396,022,403.20-594,246,181.20-166,014,738.40

Finding the Fourth Proportional to 396,022,403.20, 594,246,181.20 and 166,014,738.40

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Solution

The fourth proportional to 396,022,403.20, 594,246,181.20 and 166,014,738.40 is: 249,111,220.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,022,403.20 : 594,246,181.20 = 166,014,738.40 : x
  2. Step 2: Convert to fraction form
    396,022,403.20/594,246,181.20 = 166,014,738.40/x
  3. Step 3: Cross multiply
    396,022,403.20x = 594,246,181.20 × 166,014,738.40
  4. Step 4: Simplify right side
    396,022,403.20x = 98,653,624,317,117,008
  5. Step 5: Solve for x
    x = 98,653,624,317,117,008/396,022,403.20
  6. Step 6: Final answer
    x = 249,111,220.78

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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.