Home / 2,166,138,477,142.20-2,989,230,883,926-1,190,635,498,504.10

Finding the Fourth Proportional to 2,166,138,477,142.20, 2,989,230,883,926 and 1,190,635,498,504.10

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Solution

The fourth proportional to 2,166,138,477,142.20, 2,989,230,883,926 and 1,190,635,498,504.10 is: 1,643,054,883,694.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,138,477,142.20 : 2,989,230,883,926 = 1,190,635,498,504.10 : x
  2. Step 2: Convert to fraction form
    2,166,138,477,142.20/2,989,230,883,926 = 1,190,635,498,504.10/x
  3. Step 3: Cross multiply
    2,166,138,477,142.20x = 2,989,230,883,926 × 1,190,635,498,504.10
  4. Step 4: Simplify right side
    2,166,138,477,142.20x = 3,559,084,403,627,084,759,433,216
  5. Step 5: Solve for x
    x = 3,559,084,403,627,084,759,433,216/2,166,138,477,142.20
  6. Step 6: Final answer
    x = 1,643,054,883,694.51

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Why These Related Problems?

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