Home / 112,321,220.50-168,481,830.75-27,220,676.50

Finding the Fourth Proportional to 112,321,220.50, 168,481,830.75 and 27,220,676.50

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Solution

The fourth proportional to 112,321,220.50, 168,481,830.75 and 27,220,676.50 is: 40,831,014.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,321,220.50 : 168,481,830.75 = 27,220,676.50 : x
  2. Step 2: Convert to fraction form
    112,321,220.50/168,481,830.75 = 27,220,676.50/x
  3. Step 3: Cross multiply
    112,321,220.50x = 168,481,830.75 × 27,220,676.50
  4. Step 4: Simplify right side
    112,321,220.50x = 4,586,189,410,973,502
  5. Step 5: Solve for x
    x = 4,586,189,410,973,502/112,321,220.50
  6. Step 6: Final answer
    x = 40,831,014.75

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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.