Home / 267,208,514.82-400,879,532.84-188,578,549.58

Finding the Fourth Proportional to 267,208,514.82, 400,879,532.84 and 188,578,549.58

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Solution

The fourth proportional to 267,208,514.82, 400,879,532.84 and 188,578,549.58 is: 282,914,939.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,208,514.82 : 400,879,532.84 = 188,578,549.58 : x
  2. Step 2: Convert to fraction form
    267,208,514.82/400,879,532.84 = 188,578,549.58/x
  3. Step 3: Cross multiply
    267,208,514.82x = 400,879,532.84 × 188,578,549.58
  4. Step 4: Simplify right side
    267,208,514.82x = 75,597,280,856,327,872
  5. Step 5: Solve for x
    x = 75,597,280,856,327,872/267,208,514.82
  6. Step 6: Final answer
    x = 282,914,939.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.