Home / 446,284,295.20-668,103,745.20-331,776,474.40

Finding the Fourth Proportional to 446,284,295.20, 668,103,745.20 and 331,776,474.40

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Solution

The fourth proportional to 446,284,295.20, 668,103,745.20 and 331,776,474.40 is: 496,681,392.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,284,295.20 : 668,103,745.20 = 331,776,474.40 : x
  2. Step 2: Convert to fraction form
    446,284,295.20/668,103,745.20 = 331,776,474.40/x
  3. Step 3: Cross multiply
    446,284,295.20x = 668,103,745.20 × 331,776,474.40
  4. Step 4: Simplify right side
    446,284,295.20x = 221,661,105,115,891,936
  5. Step 5: Solve for x
    x = 221,661,105,115,891,936/446,284,295.20
  6. Step 6: Final answer
    x = 496,681,392.33

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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.