Home / 90,261,350.88-124,561,161.96-49,008,244.44

Finding the Fourth Proportional to 90,261,350.88, 124,561,161.96 and 49,008,244.44

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Solution

The fourth proportional to 90,261,350.88, 124,561,161.96 and 49,008,244.44 is: 67,631,647.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,261,350.88 : 124,561,161.96 = 49,008,244.44 : x
  2. Step 2: Convert to fraction form
    90,261,350.88/124,561,161.96 = 49,008,244.44/x
  3. Step 3: Cross multiply
    90,261,350.88x = 124,561,161.96 × 49,008,244.44
  4. Step 4: Simplify right side
    90,261,350.88x = 6,104,523,873,066,109
  5. Step 5: Solve for x
    x = 6,104,523,873,066,109/90,261,350.88
  6. Step 6: Final answer
    x = 67,631,647.58

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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.