Home / 89,711,611.97-123,802,005.44-48,458,504.75

Finding the Fourth Proportional to 89,711,611.97, 123,802,005.44 and 48,458,504.75

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Solution

The fourth proportional to 89,711,611.97, 123,802,005.44 and 48,458,504.75 is: 66,872,726.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,711,611.97 : 123,802,005.44 = 48,458,504.75 : x
  2. Step 2: Convert to fraction form
    89,711,611.97/123,802,005.44 = 48,458,504.75/x
  3. Step 3: Cross multiply
    89,711,611.97x = 123,802,005.44 × 48,458,504.75
  4. Step 4: Simplify right side
    89,711,611.97x = 5,999,260,068,673,766
  5. Step 5: Solve for x
    x = 5,999,260,068,673,766/89,711,611.97
  6. Step 6: Final answer
    x = 66,872,726.25

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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.