Home / 365,623,105.42-504,560,843.76-198,359,358.07

Finding the Fourth Proportional to 365,623,105.42, 504,560,843.76 and 198,359,358.07

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Solution

The fourth proportional to 365,623,105.42, 504,560,843.76 and 198,359,358.07 is: 273,736,434.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,623,105.42 : 504,560,843.76 = 198,359,358.07 : x
  2. Step 2: Convert to fraction form
    365,623,105.42/504,560,843.76 = 198,359,358.07/x
  3. Step 3: Cross multiply
    365,623,105.42x = 504,560,843.76 × 198,359,358.07
  4. Step 4: Simplify right side
    365,623,105.42x = 100,084,365,075,491,152
  5. Step 5: Solve for x
    x = 100,084,365,075,491,152/365,623,105.42
  6. Step 6: Final answer
    x = 273,736,434.03

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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.