Home / 106,413,371.89-146,850,388.25-57,520,799.89

Finding the Fourth Proportional to 106,413,371.89, 146,850,388.25 and 57,520,799.89

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Solution

The fourth proportional to 106,413,371.89, 146,850,388.25 and 57,520,799.89 is: 79,378,668.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,413,371.89 : 146,850,388.25 = 57,520,799.89 : x
  2. Step 2: Convert to fraction form
    106,413,371.89/146,850,388.25 = 57,520,799.89/x
  3. Step 3: Cross multiply
    106,413,371.89x = 146,850,388.25 × 57,520,799.89
  4. Step 4: Simplify right side
    106,413,371.89x = 8,446,951,796,073,734
  5. Step 5: Solve for x
    x = 8,446,951,796,073,734/106,413,371.89
  6. Step 6: Final answer
    x = 79,378,668.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.