Home / 99,922,485.33-137,850,805.46-66,893,375.88

Finding the Fourth Proportional to 99,922,485.33, 137,850,805.46 and 66,893,375.88

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Solution

The fourth proportional to 99,922,485.33, 137,850,805.46 and 66,893,375.88 is: 92,284,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,922,485.33 : 137,850,805.46 = 66,893,375.88 : x
  2. Step 2: Convert to fraction form
    99,922,485.33/137,850,805.46 = 66,893,375.88/x
  3. Step 3: Cross multiply
    99,922,485.33x = 137,850,805.46 × 66,893,375.88
  4. Step 4: Simplify right side
    99,922,485.33x = 9,221,305,745,163,770
  5. Step 5: Solve for x
    x = 9,221,305,745,163,770/99,922,485.33
  6. Step 6: Final answer
    x = 92,284,591.55

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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.