Home / 196,238,333.46-270,814,676.83-108,138,006.26

Finding the Fourth Proportional to 196,238,333.46, 270,814,676.83 and 108,138,006.26

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Solution

The fourth proportional to 196,238,333.46, 270,814,676.83 and 108,138,006.26 is: 149,233,631.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,238,333.46 : 270,814,676.83 = 108,138,006.26 : x
  2. Step 2: Convert to fraction form
    196,238,333.46/270,814,676.83 = 108,138,006.26/x
  3. Step 3: Cross multiply
    196,238,333.46x = 270,814,676.83 × 108,138,006.26
  4. Step 4: Simplify right side
    196,238,333.46x = 29,285,359,216,988,340
  5. Step 5: Solve for x
    x = 29,285,359,216,988,340/196,238,333.46
  6. Step 6: Final answer
    x = 149,233,631.88

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1.5x scale

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.