Home / 5,588,628,135.40-8,382,942,203.10-4,757,666,987.80

Finding the Fourth Proportional to 5,588,628,135.40, 8,382,942,203.10 and 4,757,666,987.80

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Solution

The fourth proportional to 5,588,628,135.40, 8,382,942,203.10 and 4,757,666,987.80 is: 7,136,500,481.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,588,628,135.40 : 8,382,942,203.10 = 4,757,666,987.80 : x
  2. Step 2: Convert to fraction form
    5,588,628,135.40/8,382,942,203.10 = 4,757,666,987.80/x
  3. Step 3: Cross multiply
    5,588,628,135.40x = 8,382,942,203.10 × 4,757,666,987.80
  4. Step 4: Simplify right side
    5,588,628,135.40x = 39,883,247,380,324,278,272
  5. Step 5: Solve for x
    x = 39,883,247,380,324,278,272/5,588,628,135.40
  6. Step 6: Final answer
    x = 7,136,500,481.70

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Double scale
Find fourth proportional to 5,588,628,136.40, 8,382,942,204.60 and 4,757,666,988.80
Similar ratio
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1.5x scale

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.