Home / 366,431,194.88-505,669,381.44-201,415,218.56

Finding the Fourth Proportional to 366,431,194.88, 505,669,381.44 and 201,415,218.56

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Solution

The fourth proportional to 366,431,194.88, 505,669,381.44 and 201,415,218.56 is: 277,949,886.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,431,194.88 : 505,669,381.44 = 201,415,218.56 : x
  2. Step 2: Convert to fraction form
    366,431,194.88/505,669,381.44 = 201,415,218.56/x
  3. Step 3: Cross multiply
    366,431,194.88x = 505,669,381.44 × 201,415,218.56
  4. Step 4: Simplify right side
    366,431,194.88x = 101,849,508,981,837,616
  5. Step 5: Solve for x
    x = 101,849,508,981,837,616/366,431,194.88
  6. Step 6: Final answer
    x = 277,949,886.38

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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.