Home / 3,765,715,245.02-5,649,390,008.49-1,145,451,249.74

Finding the Fourth Proportional to 3,765,715,245.02, 5,649,390,008.49 and 1,145,451,249.74

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Solution

The fourth proportional to 3,765,715,245.02, 5,649,390,008.49 and 1,145,451,249.74 is: 1,718,425,431.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765,715,245.02 : 5,649,390,008.49 = 1,145,451,249.74 : x
  2. Step 2: Convert to fraction form
    3,765,715,245.02/5,649,390,008.49 = 1,145,451,249.74/x
  3. Step 3: Cross multiply
    3,765,715,245.02x = 5,649,390,008.49 × 1,145,451,249.74
  4. Step 4: Simplify right side
    3,765,715,245.02x = 6,471,100,845,493,539,840
  5. Step 5: Solve for x
    x = 6,471,100,845,493,539,840/3,765,715,245.02
  6. Step 6: Final answer
    x = 1,718,425,431.68

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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.