Home / 112,321,245.25-168,481,867.92-27,220,701.25

Finding the Fourth Proportional to 112,321,245.25, 168,481,867.92 and 27,220,701.25

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Solution

The fourth proportional to 112,321,245.25, 168,481,867.92 and 27,220,701.25 is: 40,831,051.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,321,245.25 : 168,481,867.92 = 27,220,701.25 : x
  2. Step 2: Convert to fraction form
    112,321,245.25/168,481,867.92 = 27,220,701.25/x
  3. Step 3: Cross multiply
    112,321,245.25x = 168,481,867.92 × 27,220,701.25
  4. Step 4: Simplify right side
    112,321,245.25x = 4,586,194,592,692,279
  5. Step 5: Solve for x
    x = 4,586,194,592,692,279/112,321,245.25
  6. Step 6: Final answer
    x = 40,831,051.89

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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.