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Finding the Fourth Proportional to 161,751,808.40, 226,855,639.60 and 161,751,808.40

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Solution

The fourth proportional to 161,751,808.40, 226,855,639.60 and 161,751,808.40 is: 226,855,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,751,808.40 : 226,855,639.60 = 161,751,808.40 : x
  2. Step 2: Convert to fraction form
    161,751,808.40/226,855,639.60 = 161,751,808.40/x
  3. Step 3: Cross multiply
    161,751,808.40x = 226,855,639.60 × 161,751,808.40
  4. Step 4: Simplify right side
    161,751,808.40x = 36,694,309,951,038,656
  5. Step 5: Solve for x
    x = 36,694,309,951,038,656/161,751,808.40
  6. Step 6: Final answer
    x = 226,855,639.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.