Home / 303,566,971.57-418,922,560.92-164,337,733.33

Finding the Fourth Proportional to 303,566,971.57, 418,922,560.92 and 164,337,733.33

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Solution

The fourth proportional to 303,566,971.57, 418,922,560.92 and 164,337,733.33 is: 226,786,147.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,566,971.57 : 418,922,560.92 = 164,337,733.33 : x
  2. Step 2: Convert to fraction form
    303,566,971.57/418,922,560.92 = 164,337,733.33/x
  3. Step 3: Cross multiply
    303,566,971.57x = 418,922,560.92 × 164,337,733.33
  4. Step 4: Simplify right side
    303,566,971.57x = 68,844,784,102,391,648
  5. Step 5: Solve for x
    x = 68,844,784,102,391,648/303,566,971.57
  6. Step 6: Final answer
    x = 226,786,147.87

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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.