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Finding the Fourth Proportional to 362,890,874.40, 544,407,170.40 and 144,504,052.80

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Solution

The fourth proportional to 362,890,874.40, 544,407,170.40 and 144,504,052.80 is: 216,784,295.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,890,874.40 : 544,407,170.40 = 144,504,052.80 : x
  2. Step 2: Convert to fraction form
    362,890,874.40/544,407,170.40 = 144,504,052.80/x
  3. Step 3: Cross multiply
    362,890,874.40x = 544,407,170.40 × 144,504,052.80
  4. Step 4: Simplify right side
    362,890,874.40x = 78,669,042,496,180,208
  5. Step 5: Solve for x
    x = 78,669,042,496,180,208/362,890,874.40
  6. Step 6: Final answer
    x = 216,784,295.35

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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.