Home / 1,972,795,725.72-2,722,436,404.96-1,068,529,163.60

Finding the Fourth Proportional to 1,972,795,725.72, 2,722,436,404.96 and 1,068,529,163.60

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Solution

The fourth proportional to 1,972,795,725.72, 2,722,436,404.96 and 1,068,529,163.60 is: 1,474,558,494.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,795,725.72 : 2,722,436,404.96 = 1,068,529,163.60 : x
  2. Step 2: Convert to fraction form
    1,972,795,725.72/2,722,436,404.96 = 1,068,529,163.60/x
  3. Step 3: Cross multiply
    1,972,795,725.72x = 2,722,436,404.96 × 1,068,529,163.60
  4. Step 4: Simplify right side
    1,972,795,725.72x = 2,909,002,694,746,099,712
  5. Step 5: Solve for x
    x = 2,909,002,694,746,099,712/1,972,795,725.72
  6. Step 6: Final answer
    x = 1,474,558,494.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.