Home / 1,180,647,070,640.60-1,629,298,982,405.10-659,811,181,839.80

Finding the Fourth Proportional to 1,180,647,070,640.60, 1,629,298,982,405.10 and 659,811,181,839.80

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Solution

The fourth proportional to 1,180,647,070,640.60, 1,629,298,982,405.10 and 659,811,181,839.80 is: 910,542,797,999.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,647,070,640.60 : 1,629,298,982,405.10 = 659,811,181,839.80 : x
  2. Step 2: Convert to fraction form
    1,180,647,070,640.60/1,629,298,982,405.10 = 659,811,181,839.80/x
  3. Step 3: Cross multiply
    1,180,647,070,640.60x = 1,629,298,982,405.10 × 659,811,181,839.80
  4. Step 4: Simplify right side
    1,180,647,070,640.60x = 1,075,029,687,151,092,639,465,472
  5. Step 5: Solve for x
    x = 1,075,029,687,151,092,639,465,472/1,180,647,070,640.60
  6. Step 6: Final answer
    x = 910,542,797,999.57

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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.