Home / 82,190,207.10-123,285,310.65-41,879,423.10

Finding the Fourth Proportional to 82,190,207.10, 123,285,310.65 and 41,879,423.10

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Solution

The fourth proportional to 82,190,207.10, 123,285,310.65 and 41,879,423.10 is: 62,819,134.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,190,207.10 : 123,285,310.65 = 41,879,423.10 : x
  2. Step 2: Convert to fraction form
    82,190,207.10/123,285,310.65 = 41,879,423.10/x
  3. Step 3: Cross multiply
    82,190,207.10x = 123,285,310.65 × 41,879,423.10
  4. Step 4: Simplify right side
    82,190,207.10x = 5,163,117,686,726,286
  5. Step 5: Solve for x
    x = 5,163,117,686,726,286/82,190,207.10
  6. Step 6: Final answer
    x = 62,819,134.65

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Similar ratio
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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.