Home / 235,168,540.80-352,584,849.60-105,670,147.20

Finding the Fourth Proportional to 235,168,540.80, 352,584,849.60 and 105,670,147.20

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Solution

The fourth proportional to 235,168,540.80, 352,584,849.60 and 105,670,147.20 is: 158,429,749.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,168,540.80 : 352,584,849.60 = 105,670,147.20 : x
  2. Step 2: Convert to fraction form
    235,168,540.80/352,584,849.60 = 105,670,147.20/x
  3. Step 3: Cross multiply
    235,168,540.80x = 352,584,849.60 × 105,670,147.20
  4. Step 4: Simplify right side
    235,168,540.80x = 37,257,692,957,721,864
  5. Step 5: Solve for x
    x = 37,257,692,957,721,864/235,168,540.80
  6. Step 6: Final answer
    x = 158,429,749.28

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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.