Home / 312,596,067.66-468,965,524.06-108,123,970.38

Finding the Fourth Proportional to 312,596,067.66, 468,965,524.06 and 108,123,970.38

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Solution

The fourth proportional to 312,596,067.66, 468,965,524.06 and 108,123,970.38 is: 162,210,659.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,596,067.66 : 468,965,524.06 = 108,123,970.38 : x
  2. Step 2: Convert to fraction form
    312,596,067.66/468,965,524.06 = 108,123,970.38/x
  3. Step 3: Cross multiply
    312,596,067.66x = 468,965,524.06 × 108,123,970.38
  4. Step 4: Simplify right side
    312,596,067.66x = 50,706,414,432,704,616
  5. Step 5: Solve for x
    x = 50,706,414,432,704,616/312,596,067.66
  6. Step 6: Final answer
    x = 162,210,659.95

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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.