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Finding the Fourth Proportional to 201,821,364.60, 282,741,229.20 and 201,821,364.60

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Solution

The fourth proportional to 201,821,364.60, 282,741,229.20 and 201,821,364.60 is: 282,741,229.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,821,364.60 : 282,741,229.20 = 201,821,364.60 : x
  2. Step 2: Convert to fraction form
    201,821,364.60/282,741,229.20 = 201,821,364.60/x
  3. Step 3: Cross multiply
    201,821,364.60x = 282,741,229.20 × 201,821,364.60
  4. Step 4: Simplify right side
    201,821,364.60x = 57,063,220,705,825,360
  5. Step 5: Solve for x
    x = 57,063,220,705,825,360/201,821,364.60
  6. Step 6: Final answer
    x = 282,741,229.20

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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.