Home / 303,429,788.37-418,733,108.51-164,200,550.09

Finding the Fourth Proportional to 303,429,788.37, 418,733,108.51 and 164,200,550.09

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Solution

The fourth proportional to 303,429,788.37, 418,733,108.51 and 164,200,550.09 is: 226,596,759.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,429,788.37 : 418,733,108.51 = 164,200,550.09 : x
  2. Step 2: Convert to fraction form
    303,429,788.37/418,733,108.51 = 164,200,550.09/x
  3. Step 3: Cross multiply
    303,429,788.37x = 418,733,108.51 × 164,200,550.09
  4. Step 4: Simplify right side
    303,429,788.37x = 68,756,206,755,322,992
  5. Step 5: Solve for x
    x = 68,756,206,755,322,992/303,429,788.37
  6. Step 6: Final answer
    x = 226,596,759.42

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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.