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Finding the Fourth Proportional to 133,417,902.80, 200,032,375.80 and 60,669,534.80

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Solution

The fourth proportional to 133,417,902.80, 200,032,375.80 and 60,669,534.80 is: 90,961,339.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,417,902.80 : 200,032,375.80 = 60,669,534.80 : x
  2. Step 2: Convert to fraction form
    133,417,902.80/200,032,375.80 = 60,669,534.80/x
  3. Step 3: Cross multiply
    133,417,902.80x = 200,032,375.80 × 60,669,534.80
  4. Step 4: Simplify right side
    133,417,902.80x = 12,135,871,184,724,778
  5. Step 5: Solve for x
    x = 12,135,871,184,724,778/133,417,902.80
  6. Step 6: Final answer
    x = 90,961,339.75

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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.