Home / 200,667,770.88-300,969,415.68-55,067,320.32

Finding the Fourth Proportional to 200,667,770.88, 300,969,415.68 and 55,067,320.32

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Solution

The fourth proportional to 200,667,770.88, 300,969,415.68 and 55,067,320.32 is: 82,592,132.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,667,770.88 : 300,969,415.68 = 55,067,320.32 : x
  2. Step 2: Convert to fraction form
    200,667,770.88/300,969,415.68 = 55,067,320.32/x
  3. Step 3: Cross multiply
    200,667,770.88x = 300,969,415.68 × 55,067,320.32
  4. Step 4: Simplify right side
    200,667,770.88x = 16,573,579,219,773,792
  5. Step 5: Solve for x
    x = 16,573,579,219,773,792/200,667,770.88
  6. Step 6: Final answer
    x = 82,592,132.99

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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.