Home / 220,925,548.53-331,422,373.42-75,325,059.28

Finding the Fourth Proportional to 220,925,548.53, 331,422,373.42 and 75,325,059.28

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Solution

The fourth proportional to 220,925,548.53, 331,422,373.42 and 75,325,059.28 is: 112,999,198.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,925,548.53 : 331,422,373.42 = 75,325,059.28 : x
  2. Step 2: Convert to fraction form
    220,925,548.53/331,422,373.42 = 75,325,059.28/x
  3. Step 3: Cross multiply
    220,925,548.53x = 331,422,373.42 × 75,325,059.28
  4. Step 4: Simplify right side
    220,925,548.53x = 24,964,409,924,579,796
  5. Step 5: Solve for x
    x = 24,964,409,924,579,796/220,925,548.53
  6. Step 6: Final answer
    x = 112,999,198.56

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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.