Home / 348,093,067.37-522,199,087.45-143,509,306.73

Finding the Fourth Proportional to 348,093,067.37, 522,199,087.45 and 143,509,306.73

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Solution

The fourth proportional to 348,093,067.37, 522,199,087.45 and 143,509,306.73 is: 215,288,484.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,093,067.37 : 522,199,087.45 = 143,509,306.73 : x
  2. Step 2: Convert to fraction form
    348,093,067.37/522,199,087.45 = 143,509,306.73/x
  3. Step 3: Cross multiply
    348,093,067.37x = 522,199,087.45 × 143,509,306.73
  4. Step 4: Simplify right side
    348,093,067.37x = 74,940,429,012,018,368
  5. Step 5: Solve for x
    x = 74,940,429,012,018,368/348,093,067.37
  6. Step 6: Final answer
    x = 215,288,484.71

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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.