Home / 226,177,629.70-339,072,136.07-78,606,016.40

Finding the Fourth Proportional to 226,177,629.70, 339,072,136.07 and 78,606,016.40

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Solution

The fourth proportional to 226,177,629.70, 339,072,136.07 and 78,606,016.40 is: 117,841,494.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,177,629.70 : 339,072,136.07 = 78,606,016.40 : x
  2. Step 2: Convert to fraction form
    226,177,629.70/339,072,136.07 = 78,606,016.40/x
  3. Step 3: Cross multiply
    226,177,629.70x = 339,072,136.07 × 78,606,016.40
  4. Step 4: Simplify right side
    226,177,629.70x = 26,653,109,888,701,452
  5. Step 5: Solve for x
    x = 26,653,109,888,701,452/226,177,629.70
  6. Step 6: Final answer
    x = 117,841,494.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.