Home / 193,544,231.20-290,748,884.40-161,693,735.20

Finding the Fourth Proportional to 193,544,231.20, 290,748,884.40 and 161,693,735.20

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Solution

The fourth proportional to 193,544,231.20, 290,748,884.40 and 161,693,735.20 is: 242,901,960.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,544,231.20 : 290,748,884.40 = 161,693,735.20 : x
  2. Step 2: Convert to fraction form
    193,544,231.20/290,748,884.40 = 161,693,735.20/x
  3. Step 3: Cross multiply
    193,544,231.20x = 290,748,884.40 × 161,693,735.20
  4. Step 4: Simplify right side
    193,544,231.20x = 47,012,273,123,869,000
  5. Step 5: Solve for x
    x = 47,012,273,123,869,000/193,544,231.20
  6. Step 6: Final answer
    x = 242,901,960.10

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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.