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Finding the Fourth Proportional to 133,958,375.74, 200,644,604.43 and 94,978,673.65

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Solution

The fourth proportional to 133,958,375.74, 200,644,604.43 and 94,978,673.65 is: 142,260,297.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,958,375.74 : 200,644,604.43 = 94,978,673.65 : x
  2. Step 2: Convert to fraction form
    133,958,375.74/200,644,604.43 = 94,978,673.65/x
  3. Step 3: Cross multiply
    133,958,375.74x = 200,644,604.43 × 94,978,673.65
  4. Step 4: Simplify right side
    133,958,375.74x = 19,056,958,403,790,316
  5. Step 5: Solve for x
    x = 19,056,958,403,790,316/133,958,375.74
  6. Step 6: Final answer
    x = 142,260,297.64

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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.