Home / 112,203,618.60-168,305,427.90-51,737,442.60

Finding the Fourth Proportional to 112,203,618.60, 168,305,427.90 and 51,737,442.60

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Solution

The fourth proportional to 112,203,618.60, 168,305,427.90 and 51,737,442.60 is: 77,606,163.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,203,618.60 : 168,305,427.90 = 51,737,442.60 : x
  2. Step 2: Convert to fraction form
    112,203,618.60/168,305,427.90 = 51,737,442.60/x
  3. Step 3: Cross multiply
    112,203,618.60x = 168,305,427.90 × 51,737,442.60
  4. Step 4: Simplify right side
    112,203,618.60x = 8,707,692,415,244,689
  5. Step 5: Solve for x
    x = 8,707,692,415,244,689/112,203,618.60
  6. Step 6: Final answer
    x = 77,606,163.90

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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.