Home / 396,022,406.20-594,246,185.70-166,014,741.40

Finding the Fourth Proportional to 396,022,406.20, 594,246,185.70 and 166,014,741.40

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Solution

The fourth proportional to 396,022,406.20, 594,246,185.70 and 166,014,741.40 is: 249,111,225.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,022,406.20 : 594,246,185.70 = 166,014,741.40 : x
  2. Step 2: Convert to fraction form
    396,022,406.20/594,246,185.70 = 166,014,741.40/x
  3. Step 3: Cross multiply
    396,022,406.20x = 594,246,185.70 × 166,014,741.40
  4. Step 4: Simplify right side
    396,022,406.20x = 98,653,626,846,921,888
  5. Step 5: Solve for x
    x = 98,653,626,846,921,888/396,022,406.20
  6. Step 6: Final answer
    x = 249,111,225.28

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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.