Home / 383,712,323.70-575,568,485.55-268,826,589.30

Finding the Fourth Proportional to 383,712,323.70, 575,568,485.55 and 268,826,589.30

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Solution

The fourth proportional to 383,712,323.70, 575,568,485.55 and 268,826,589.30 is: 403,239,883.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,712,323.70 : 575,568,485.55 = 268,826,589.30 : x
  2. Step 2: Convert to fraction form
    383,712,323.70/575,568,485.55 = 268,826,589.30/x
  3. Step 3: Cross multiply
    383,712,323.70x = 575,568,485.55 × 268,826,589.30
  4. Step 4: Simplify right side
    383,712,323.70x = 154,728,112,878,972,832
  5. Step 5: Solve for x
    x = 154,728,112,878,972,832/383,712,323.70
  6. Step 6: Final answer
    x = 403,239,883.95

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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.