Home / 196,165,317.24-270,729,399.78-108,068,342.64

Finding the Fourth Proportional to 196,165,317.24, 270,729,399.78 and 108,068,342.64

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Solution

The fourth proportional to 196,165,317.24, 270,729,399.78 and 108,068,342.64 is: 149,146,026.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,165,317.24 : 270,729,399.78 = 108,068,342.64 : x
  2. Step 2: Convert to fraction form
    196,165,317.24/270,729,399.78 = 108,068,342.64/x
  3. Step 3: Cross multiply
    196,165,317.24x = 270,729,399.78 × 108,068,342.64
  4. Step 4: Simplify right side
    196,165,317.24x = 29,257,277,538,146,576
  5. Step 5: Solve for x
    x = 29,257,277,538,146,576/196,165,317.24
  6. Step 6: Final answer
    x = 149,146,026.17

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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.