Home / 196,236,429.42-270,794,070.76-108,125,496.32

Finding the Fourth Proportional to 196,236,429.42, 270,794,070.76 and 108,125,496.32

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Solution

The fourth proportional to 196,236,429.42, 270,794,070.76 and 108,125,496.32 is: 149,206,461.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,236,429.42 : 270,794,070.76 = 108,125,496.32 : x
  2. Step 2: Convert to fraction form
    196,236,429.42/270,794,070.76 = 108,125,496.32/x
  3. Step 3: Cross multiply
    196,236,429.42x = 270,794,070.76 × 108,125,496.32
  4. Step 4: Simplify right side
    196,236,429.42x = 29,279,743,301,438,196
  5. Step 5: Solve for x
    x = 29,279,743,301,438,196/196,236,429.42
  6. Step 6: Final answer
    x = 149,206,461.76

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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.