Home / 204,601,195.90-306,901,793.85-122,971,858.30

Finding the Fourth Proportional to 204,601,195.90, 306,901,793.85 and 122,971,858.30

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Solution

The fourth proportional to 204,601,195.90, 306,901,793.85 and 122,971,858.30 is: 184,457,787.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,601,195.90 : 306,901,793.85 = 122,971,858.30 : x
  2. Step 2: Convert to fraction form
    204,601,195.90/306,901,793.85 = 122,971,858.30/x
  3. Step 3: Cross multiply
    204,601,195.90x = 306,901,793.85 × 122,971,858.30
  4. Step 4: Simplify right side
    204,601,195.90x = 37,740,283,905,338,016
  5. Step 5: Solve for x
    x = 37,740,283,905,338,016/204,601,195.90
  6. Step 6: Final answer
    x = 184,457,787.45

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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.