Home / 112,321,223.52-168,481,835.24-27,220,679.52

Finding the Fourth Proportional to 112,321,223.52, 168,481,835.24 and 27,220,679.52

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Solution

The fourth proportional to 112,321,223.52, 168,481,835.24 and 27,220,679.52 is: 40,831,019.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,321,223.52 : 168,481,835.24 = 27,220,679.52 : x
  2. Step 2: Convert to fraction form
    112,321,223.52/168,481,835.24 = 27,220,679.52/x
  3. Step 3: Cross multiply
    112,321,223.52x = 168,481,835.24 × 27,220,679.52
  4. Step 4: Simplify right side
    112,321,223.52x = 4,586,190,042,009,482
  5. Step 5: Solve for x
    x = 4,586,190,042,009,482/112,321,223.52
  6. Step 6: Final answer
    x = 40,831,019.27

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1.5x scale

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.