Home / 146,983,346.29-202,835,408.19-80,902,431.73

Finding the Fourth Proportional to 146,983,346.29, 202,835,408.19 and 80,902,431.73

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Solution

The fourth proportional to 146,983,346.29, 202,835,408.19 and 80,902,431.73 is: 111,644,469.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,983,346.29 : 202,835,408.19 = 80,902,431.73 : x
  2. Step 2: Convert to fraction form
    146,983,346.29/202,835,408.19 = 80,902,431.73/x
  3. Step 3: Cross multiply
    146,983,346.29x = 202,835,408.19 × 80,902,431.73
  4. Step 4: Simplify right side
    146,983,346.29x = 16,409,877,763,518,158
  5. Step 5: Solve for x
    x = 16,409,877,763,518,158/146,983,346.29
  6. Step 6: Final answer
    x = 111,644,469.78

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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.