Home / 123,640,805.10-185,461,207.65-108,524,261.10

Finding the Fourth Proportional to 123,640,805.10, 185,461,207.65 and 108,524,261.10

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Solution

The fourth proportional to 123,640,805.10, 185,461,207.65 and 108,524,261.10 is: 162,786,391.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,640,805.10 : 185,461,207.65 = 108,524,261.10 : x
  2. Step 2: Convert to fraction form
    123,640,805.10/185,461,207.65 = 108,524,261.10/x
  3. Step 3: Cross multiply
    123,640,805.10x = 185,461,207.65 × 108,524,261.10
  4. Step 4: Simplify right side
    123,640,805.10x = 20,127,040,522,929,916
  5. Step 5: Solve for x
    x = 20,127,040,522,929,916/123,640,805.10
  6. Step 6: Final answer
    x = 162,786,391.65

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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.