Home / 112,519,573.38-168,560,973.74-82,922,010.77

Finding the Fourth Proportional to 112,519,573.38, 168,560,973.74 and 82,922,010.77

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Solution

The fourth proportional to 112,519,573.38, 168,560,973.74 and 82,922,010.77 is: 124,222,074.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,519,573.38 : 168,560,973.74 = 82,922,010.77 : x
  2. Step 2: Convert to fraction form
    112,519,573.38/168,560,973.74 = 82,922,010.77/x
  3. Step 3: Cross multiply
    112,519,573.38x = 168,560,973.74 × 82,922,010.77
  4. Step 4: Simplify right side
    112,519,573.38x = 13,977,414,879,876,760
  5. Step 5: Solve for x
    x = 13,977,414,879,876,760/112,519,573.38
  6. Step 6: Final answer
    x = 124,222,074.97

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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.