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Finding the Fourth Proportional to 165,624,206.20, 248,436,309.30 and 165,624,206.20

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Solution

The fourth proportional to 165,624,206.20, 248,436,309.30 and 165,624,206.20 is: 248,436,309.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,624,206.20 : 248,436,309.30 = 165,624,206.20 : x
  2. Step 2: Convert to fraction form
    165,624,206.20/248,436,309.30 = 165,624,206.20/x
  3. Step 3: Cross multiply
    165,624,206.20x = 248,436,309.30 × 165,624,206.20
  4. Step 4: Simplify right side
    165,624,206.20x = 41,147,066,519,070,176
  5. Step 5: Solve for x
    x = 41,147,066,519,070,176/165,624,206.20
  6. Step 6: Final answer
    x = 248,436,309.30

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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.