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Finding the Fourth Proportional to 133,771,649.70, 200,657,474.55 and 95,029,600.80

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Solution

The fourth proportional to 133,771,649.70, 200,657,474.55 and 95,029,600.80 is: 142,544,401.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,771,649.70 : 200,657,474.55 = 95,029,600.80 : x
  2. Step 2: Convert to fraction form
    133,771,649.70/200,657,474.55 = 95,029,600.80/x
  3. Step 3: Cross multiply
    133,771,649.70x = 200,657,474.55 × 95,029,600.80
  4. Step 4: Simplify right side
    133,771,649.70x = 19,068,399,704,022,660
  5. Step 5: Solve for x
    x = 19,068,399,704,022,660/133,771,649.70
  6. Step 6: Final answer
    x = 142,544,401.20

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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.