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Finding the Fourth Proportional to 201,882,630.30, 302,823,945.45 and 201,882,630.30

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Solution

The fourth proportional to 201,882,630.30, 302,823,945.45 and 201,882,630.30 is: 302,823,945.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,882,630.30 : 302,823,945.45 = 201,882,630.30 : x
  2. Step 2: Convert to fraction form
    201,882,630.30/302,823,945.45 = 201,882,630.30/x
  3. Step 3: Cross multiply
    201,882,630.30x = 302,823,945.45 × 201,882,630.30
  4. Step 4: Simplify right side
    201,882,630.30x = 61,134,894,625,269,720
  5. Step 5: Solve for x
    x = 61,134,894,625,269,720/201,882,630.30
  6. Step 6: Final answer
    x = 302,823,945.45

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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.