Home / 135,760,803.99-187,356,078.72-80,008,577.43

Finding the Fourth Proportional to 135,760,803.99, 187,356,078.72 and 80,008,577.43

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Solution

The fourth proportional to 135,760,803.99, 187,356,078.72 and 80,008,577.43 is: 110,415,472.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,760,803.99 : 187,356,078.72 = 80,008,577.43 : x
  2. Step 2: Convert to fraction form
    135,760,803.99/187,356,078.72 = 80,008,577.43/x
  3. Step 3: Cross multiply
    135,760,803.99x = 187,356,078.72 × 80,008,577.43
  4. Step 4: Simplify right side
    135,760,803.99x = 14,990,093,331,250,296
  5. Step 5: Solve for x
    x = 14,990,093,331,250,296/135,760,803.99
  6. Step 6: Final answer
    x = 110,415,472.59

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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.