Home / 273,541,911.12-410,311,979.61-211,383,464.64

Finding the Fourth Proportional to 273,541,911.12, 410,311,979.61 and 211,383,464.64

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Solution

The fourth proportional to 273,541,911.12, 410,311,979.61 and 211,383,464.64 is: 317,074,511.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,541,911.12 : 410,311,979.61 = 211,383,464.64 : x
  2. Step 2: Convert to fraction form
    273,541,911.12/410,311,979.61 = 211,383,464.64/x
  3. Step 3: Cross multiply
    273,541,911.12x = 410,311,979.61 × 211,383,464.64
  4. Step 4: Simplify right side
    273,541,911.12x = 86,733,167,833,258,832
  5. Step 5: Solve for x
    x = 86,733,167,833,258,832/273,541,911.12
  6. Step 6: Final answer
    x = 317,074,511.46

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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.