Home / 196,170,921.96-270,724,270.18-109,250,793.96

Finding the Fourth Proportional to 196,170,921.96, 270,724,270.18 and 109,250,793.96

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Solution

The fourth proportional to 196,170,921.96, 270,724,270.18 and 109,250,793.96 is: 150,770,772.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,170,921.96 : 270,724,270.18 = 109,250,793.96 : x
  2. Step 2: Convert to fraction form
    196,170,921.96/270,724,270.18 = 109,250,793.96/x
  3. Step 3: Cross multiply
    196,170,921.96x = 270,724,270.18 × 109,250,793.96
  4. Step 4: Simplify right side
    196,170,921.96x = 29,576,841,461,406,552
  5. Step 5: Solve for x
    x = 29,576,841,461,406,552/196,170,921.96
  6. Step 6: Final answer
    x = 150,770,772.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.