Home / 165,634,626.80-248,451,940.20-113,978,561.60

Finding the Fourth Proportional to 165,634,626.80, 248,451,940.20 and 113,978,561.60

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Solution

The fourth proportional to 165,634,626.80, 248,451,940.20 and 113,978,561.60 is: 170,967,842.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,634,626.80 : 248,451,940.20 = 113,978,561.60 : x
  2. Step 2: Convert to fraction form
    165,634,626.80/248,451,940.20 = 113,978,561.60/x
  3. Step 3: Cross multiply
    165,634,626.80x = 248,451,940.20 × 113,978,561.60
  4. Step 4: Simplify right side
    165,634,626.80x = 28,318,194,770,725,212
  5. Step 5: Solve for x
    x = 28,318,194,770,725,212/165,634,626.80
  6. Step 6: Final answer
    x = 170,967,842.40

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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.