Home / 5,280,765,192,016.60-7,921,147,788,025-4,222,848,976,720.80

Finding the Fourth Proportional to 5,280,765,192,016.60, 7,921,147,788,025 and 4,222,848,976,720.80

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Solution

The fourth proportional to 5,280,765,192,016.60, 7,921,147,788,025 and 4,222,848,976,720.80 is: 6,334,273,465,081.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,765,192,016.60 : 7,921,147,788,025 = 4,222,848,976,720.80 : x
  2. Step 2: Convert to fraction form
    5,280,765,192,016.60/7,921,147,788,025 = 4,222,848,976,720.80/x
  3. Step 3: Cross multiply
    5,280,765,192,016.60x = 7,921,147,788,025 × 4,222,848,976,720.80
  4. Step 4: Simplify right side
    5,280,765,192,016.60x = 33,449,810,831,115,600,212,787,200
  5. Step 5: Solve for x
    x = 33,449,810,831,115,600,212,787,200/5,280,765,192,016.60
  6. Step 6: Final answer
    x = 6,334,273,465,081.28

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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.