Home / 220,073,936.80-330,110,905.20-118,037,264.80

Finding the Fourth Proportional to 220,073,936.80, 330,110,905.20 and 118,037,264.80

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Solution

The fourth proportional to 220,073,936.80, 330,110,905.20 and 118,037,264.80 is: 177,055,897.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,073,936.80 : 330,110,905.20 = 118,037,264.80 : x
  2. Step 2: Convert to fraction form
    220,073,936.80/330,110,905.20 = 118,037,264.80/x
  3. Step 3: Cross multiply
    220,073,936.80x = 330,110,905.20 × 118,037,264.80
  4. Step 4: Simplify right side
    220,073,936.80x = 38,965,388,330,460,096
  5. Step 5: Solve for x
    x = 38,965,388,330,460,096/220,073,936.80
  6. Step 6: Final answer
    x = 177,055,897.20

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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.