Home / 69,557,910.60-104,336,865.90-18,445,096.20

Finding the Fourth Proportional to 69,557,910.60, 104,336,865.90 and 18,445,096.20

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Solution

The fourth proportional to 69,557,910.60, 104,336,865.90 and 18,445,096.20 is: 27,667,644.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,557,910.60 : 104,336,865.90 = 18,445,096.20 : x
  2. Step 2: Convert to fraction form
    69,557,910.60/104,336,865.90 = 18,445,096.20/x
  3. Step 3: Cross multiply
    69,557,910.60x = 104,336,865.90 × 18,445,096.20
  4. Step 4: Simplify right side
    69,557,910.60x = 1,924,503,528,731,999.50
  5. Step 5: Solve for x
    x = 1,924,503,528,731,999.50/69,557,910.60
  6. Step 6: Final answer
    x = 27,667,644.30

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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.