Home / 143,855,668.09-198,388,350.66-94,277,979.46

Finding the Fourth Proportional to 143,855,668.09, 198,388,350.66 and 94,277,979.46

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Solution

The fourth proportional to 143,855,668.09, 198,388,350.66 and 94,277,979.46 is: 130,016,794.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,855,668.09 : 198,388,350.66 = 94,277,979.46 : x
  2. Step 2: Convert to fraction form
    143,855,668.09/198,388,350.66 = 94,277,979.46/x
  3. Step 3: Cross multiply
    143,855,668.09x = 198,388,350.66 × 94,277,979.46
  4. Step 4: Simplify right side
    143,855,668.09x = 18,703,652,848,626,756
  5. Step 5: Solve for x
    x = 18,703,652,848,626,756/143,855,668.09
  6. Step 6: Final answer
    x = 130,016,794.59

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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.