Home / 196,321,239.55-270,923,244.49-108,216,708.55

Finding the Fourth Proportional to 196,321,239.55, 270,923,244.49 and 108,216,708.55

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Solution

The fourth proportional to 196,321,239.55, 270,923,244.49 and 108,216,708.55 is: 149,339,021.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,321,239.55 : 270,923,244.49 = 108,216,708.55 : x
  2. Step 2: Convert to fraction form
    196,321,239.55/270,923,244.49 = 108,216,708.55/x
  3. Step 3: Cross multiply
    196,321,239.55x = 270,923,244.49 × 108,216,708.55
  4. Step 4: Simplify right side
    196,321,239.55x = 29,318,421,788,665,264
  5. Step 5: Solve for x
    x = 29,318,421,788,665,264/196,321,239.55
  6. Step 6: Final answer
    x = 149,339,021.37

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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.