Home / 188,620,515.60-283,080,072.60-73,660,131.60

Finding the Fourth Proportional to 188,620,515.60, 283,080,072.60 and 73,660,131.60

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Solution

The fourth proportional to 188,620,515.60, 283,080,072.60 and 73,660,131.60 is: 110,548,501.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,620,515.60 : 283,080,072.60 = 73,660,131.60 : x
  2. Step 2: Convert to fraction form
    188,620,515.60/283,080,072.60 = 73,660,131.60/x
  3. Step 3: Cross multiply
    188,620,515.60x = 283,080,072.60 × 73,660,131.60
  4. Step 4: Simplify right side
    188,620,515.60x = 20,851,715,401,053,556
  5. Step 5: Solve for x
    x = 20,851,715,401,053,556/188,620,515.60
  6. Step 6: Final answer
    x = 110,548,501.76

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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.