Home / 188,620,516.60-283,080,074.10-73,660,132.60

Finding the Fourth Proportional to 188,620,516.60, 283,080,074.10 and 73,660,132.60

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Solution

The fourth proportional to 188,620,516.60, 283,080,074.10 and 73,660,132.60 is: 110,548,503.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,620,516.60 : 283,080,074.10 = 73,660,132.60 : x
  2. Step 2: Convert to fraction form
    188,620,516.60/283,080,074.10 = 73,660,132.60/x
  3. Step 3: Cross multiply
    188,620,516.60x = 283,080,074.10 × 73,660,132.60
  4. Step 4: Simplify right side
    188,620,516.60x = 20,851,715,794,623,824
  5. Step 5: Solve for x
    x = 20,851,715,794,623,824/188,620,516.60
  6. Step 6: Final answer
    x = 110,548,503.26

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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.