Home / 100,160,540.82-150,248,115.78-31,064,572.17

Finding the Fourth Proportional to 100,160,540.82, 150,248,115.78 and 31,064,572.17

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Solution

The fourth proportional to 100,160,540.82, 150,248,115.78 and 31,064,572.17 is: 46,599,123.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,160,540.82 : 150,248,115.78 = 31,064,572.17 : x
  2. Step 2: Convert to fraction form
    100,160,540.82/150,248,115.78 = 31,064,572.17/x
  3. Step 3: Cross multiply
    100,160,540.82x = 150,248,115.78 × 31,064,572.17
  4. Step 4: Simplify right side
    100,160,540.82x = 4,667,393,436,054,326
  5. Step 5: Solve for x
    x = 4,667,393,436,054,326/100,160,540.82
  6. Step 6: Final answer
    x = 46,599,123.75

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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.