Home / 196,237,057-270,794,934.78-108,126,123.91

Finding the Fourth Proportional to 196,237,057, 270,794,934.78 and 108,126,123.91

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Solution

The fourth proportional to 196,237,057, 270,794,934.78 and 108,126,123.91 is: 149,207,326.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,237,057 : 270,794,934.78 = 108,126,123.91 : x
  2. Step 2: Convert to fraction form
    196,237,057/270,794,934.78 = 108,126,123.91/x
  3. Step 3: Cross multiply
    196,237,057x = 270,794,934.78 × 108,126,123.91
  4. Step 4: Simplify right side
    196,237,057x = 29,280,006,672,222,644
  5. Step 5: Solve for x
    x = 29,280,006,672,222,644/196,237,057
  6. Step 6: Final answer
    x = 149,207,326.69

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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.