Home / 231,834,999.70-347,752,499.55-214,317,226.90

Finding the Fourth Proportional to 231,834,999.70, 347,752,499.55 and 214,317,226.90

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Solution

The fourth proportional to 231,834,999.70, 347,752,499.55 and 214,317,226.90 is: 321,475,840.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,834,999.70 : 347,752,499.55 = 214,317,226.90 : x
  2. Step 2: Convert to fraction form
    231,834,999.70/347,752,499.55 = 214,317,226.90/x
  3. Step 3: Cross multiply
    231,834,999.70x = 347,752,499.55 × 214,317,226.90
  4. Step 4: Simplify right side
    231,834,999.70x = 74,529,351,351,099,504
  5. Step 5: Solve for x
    x = 74,529,351,351,099,504/231,834,999.70
  6. Step 6: Final answer
    x = 321,475,840.35

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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.