Home / 98,499,122.88-135,928,504.80-55,039,093.44

Finding the Fourth Proportional to 98,499,122.88, 135,928,504.80 and 55,039,093.44

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Solution

The fourth proportional to 98,499,122.88, 135,928,504.80 and 55,039,093.44 is: 75,953,789.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,499,122.88 : 135,928,504.80 = 55,039,093.44 : x
  2. Step 2: Convert to fraction form
    98,499,122.88/135,928,504.80 = 55,039,093.44/x
  3. Step 3: Cross multiply
    98,499,122.88x = 135,928,504.80 × 55,039,093.44
  4. Step 4: Simplify right side
    98,499,122.88x = 7,481,381,676,846,689
  5. Step 5: Solve for x
    x = 7,481,381,676,846,689/98,499,122.88
  6. Step 6: Final answer
    x = 75,953,789.82

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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.