Home / 894,436,291.96-1,342,267,286.84-312,170,537.39

Finding the Fourth Proportional to 894,436,291.96, 1,342,267,286.84 and 312,170,537.39

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Solution

The fourth proportional to 894,436,291.96, 1,342,267,286.84 and 312,170,537.39 is: 468,469,698.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,436,291.96 : 1,342,267,286.84 = 312,170,537.39 : x
  2. Step 2: Convert to fraction form
    894,436,291.96/1,342,267,286.84 = 312,170,537.39/x
  3. Step 3: Cross multiply
    894,436,291.96x = 1,342,267,286.84 × 312,170,537.39
  4. Step 4: Simplify right side
    894,436,291.96x = 419,016,300,253,860,032
  5. Step 5: Solve for x
    x = 419,016,300,253,860,032/894,436,291.96
  6. Step 6: Final answer
    x = 468,469,698.76

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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.