Home / 90,974,260.20-136,522,791.13-35,635,231.02

Finding the Fourth Proportional to 90,974,260.20, 136,522,791.13 and 35,635,231.02

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Solution

The fourth proportional to 90,974,260.20, 136,522,791.13 and 35,635,231.02 is: 53,476,897.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,974,260.20 : 136,522,791.13 = 35,635,231.02 : x
  2. Step 2: Convert to fraction form
    90,974,260.20/136,522,791.13 = 35,635,231.02/x
  3. Step 3: Cross multiply
    90,974,260.20x = 136,522,791.13 × 35,635,231.02
  4. Step 4: Simplify right side
    90,974,260.20x = 4,865,021,201,412,757
  5. Step 5: Solve for x
    x = 4,865,021,201,412,757/90,974,260.20
  6. Step 6: Final answer
    x = 53,476,897.65

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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.