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Finding the Fourth Proportional to 354,593,722.60, 531,890,583.90 and 95,848,877.80

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Solution

The fourth proportional to 354,593,722.60, 531,890,583.90 and 95,848,877.80 is: 143,773,316.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,593,722.60 : 531,890,583.90 = 95,848,877.80 : x
  2. Step 2: Convert to fraction form
    354,593,722.60/531,890,583.90 = 95,848,877.80/x
  3. Step 3: Cross multiply
    354,593,722.60x = 531,890,583.90 × 95,848,877.80
  4. Step 4: Simplify right side
    354,593,722.60x = 50,981,115,579,201,744
  5. Step 5: Solve for x
    x = 50,981,115,579,201,744/354,593,722.60
  6. Step 6: Final answer
    x = 143,773,316.70

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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.