Home / 274,830,213.60-412,245,320.40-231,783,492.60

Finding the Fourth Proportional to 274,830,213.60, 412,245,320.40 and 231,783,492.60

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Solution

The fourth proportional to 274,830,213.60, 412,245,320.40 and 231,783,492.60 is: 347,675,238.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,830,213.60 : 412,245,320.40 = 231,783,492.60 : x
  2. Step 2: Convert to fraction form
    274,830,213.60/412,245,320.40 = 231,783,492.60/x
  3. Step 3: Cross multiply
    274,830,213.60x = 412,245,320.40 × 231,783,492.60
  4. Step 4: Simplify right side
    274,830,213.60x = 95,551,660,170,318,016
  5. Step 5: Solve for x
    x = 95,551,660,170,318,016/274,830,213.60
  6. Step 6: Final answer
    x = 347,675,238.90

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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.