Home / 90,588,838.24-135,873,080.43-25,019,297.74

Finding the Fourth Proportional to 90,588,838.24, 135,873,080.43 and 25,019,297.74

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Solution

The fourth proportional to 90,588,838.24, 135,873,080.43 and 25,019,297.74 is: 37,526,135.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,588,838.24 : 135,873,080.43 = 25,019,297.74 : x
  2. Step 2: Convert to fraction form
    90,588,838.24/135,873,080.43 = 25,019,297.74/x
  3. Step 3: Cross multiply
    90,588,838.24x = 135,873,080.43 × 25,019,297.74
  4. Step 4: Simplify right side
    90,588,838.24x = 3,399,449,054,129,137
  5. Step 5: Solve for x
    x = 3,399,449,054,129,137/90,588,838.24
  6. Step 6: Final answer
    x = 37,526,135.89

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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.