Home / 252,356,308.64-378,667,828.74-179,053,817.42

Finding the Fourth Proportional to 252,356,308.64, 378,667,828.74 and 179,053,817.42

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Solution

The fourth proportional to 252,356,308.64, 378,667,828.74 and 179,053,817.42 is: 268,675,352.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,356,308.64 : 378,667,828.74 = 179,053,817.42 : x
  2. Step 2: Convert to fraction form
    252,356,308.64/378,667,828.74 = 179,053,817.42/x
  3. Step 3: Cross multiply
    252,356,308.64x = 378,667,828.74 × 179,053,817.42
  4. Step 4: Simplify right side
    252,356,308.64x = 67,801,920,270,039,784
  5. Step 5: Solve for x
    x = 67,801,920,270,039,784/252,356,308.64
  6. Step 6: Final answer
    x = 268,675,352.86

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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.