Home / 1,679,565,556.29-2,519,254,167.38-515,030,850.41

Finding the Fourth Proportional to 1,679,565,556.29, 2,519,254,167.38 and 515,030,850.41

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Solution

The fourth proportional to 1,679,565,556.29, 2,519,254,167.38 and 515,030,850.41 is: 772,517,399.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,565,556.29 : 2,519,254,167.38 = 515,030,850.41 : x
  2. Step 2: Convert to fraction form
    1,679,565,556.29/2,519,254,167.38 = 515,030,850.41/x
  3. Step 3: Cross multiply
    1,679,565,556.29x = 2,519,254,167.38 × 515,030,850.41
  4. Step 4: Simplify right side
    1,679,565,556.29x = 1,297,493,616,222,082,816
  5. Step 5: Solve for x
    x = 1,297,493,616,222,082,816/1,679,565,556.29
  6. Step 6: Final answer
    x = 772,517,399.73

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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.