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Finding the Fourth Proportional to 176,873,107.60, 265,309,661.40 and 161,000,736.40

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Solution

The fourth proportional to 176,873,107.60, 265,309,661.40 and 161,000,736.40 is: 241,501,104.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,873,107.60 : 265,309,661.40 = 161,000,736.40 : x
  2. Step 2: Convert to fraction form
    176,873,107.60/265,309,661.40 = 161,000,736.40/x
  3. Step 3: Cross multiply
    176,873,107.60x = 265,309,661.40 × 161,000,736.40
  4. Step 4: Simplify right side
    176,873,107.60x = 42,715,050,859,434,656
  5. Step 5: Solve for x
    x = 42,715,050,859,434,656/176,873,107.60
  6. Step 6: Final answer
    x = 241,501,104.60

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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.