Home / 5,280,765,192,012.60-7,921,147,788,019-4,222,848,976,716.80

Finding the Fourth Proportional to 5,280,765,192,012.60, 7,921,147,788,019 and 4,222,848,976,716.80

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Solution

The fourth proportional to 5,280,765,192,012.60, 7,921,147,788,019 and 4,222,848,976,716.80 is: 6,334,273,465,075.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,765,192,012.60 : 7,921,147,788,019 = 4,222,848,976,716.80 : x
  2. Step 2: Convert to fraction form
    5,280,765,192,012.60/7,921,147,788,019 = 4,222,848,976,716.80/x
  3. Step 3: Cross multiply
    5,280,765,192,012.60x = 7,921,147,788,019 × 4,222,848,976,716.80
  4. Step 4: Simplify right side
    5,280,765,192,012.60x = 33,449,810,831,058,575,931,998,208
  5. Step 5: Solve for x
    x = 33,449,810,831,058,575,931,998,208/5,280,765,192,012.60
  6. Step 6: Final answer
    x = 6,334,273,465,075.28

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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.