Home / 990,074,607,166.80-1,485,111,910,750.20-283,419,635,230.80

Finding the Fourth Proportional to 990,074,607,166.80, 1,485,111,910,750.20 and 283,419,635,230.80

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Solution

The fourth proportional to 990,074,607,166.80, 1,485,111,910,750.20 and 283,419,635,230.80 is: 425,129,452,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,074,607,166.80 : 1,485,111,910,750.20 = 283,419,635,230.80 : x
  2. Step 2: Convert to fraction form
    990,074,607,166.80/1,485,111,910,750.20 = 283,419,635,230.80/x
  3. Step 3: Cross multiply
    990,074,607,166.80x = 1,485,111,910,750.20 × 283,419,635,230.80
  4. Step 4: Simplify right side
    990,074,607,166.80x = 420,909,876,021,738,040,459,264
  5. Step 5: Solve for x
    x = 420,909,876,021,738,040,459,264/990,074,607,166.80
  6. Step 6: Final answer
    x = 425,129,452,846.20

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Double scale
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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.