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Finding the Fourth Proportional to 360,814,692.82, 541,301,755.37 and 130,777,798.76

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Solution

The fourth proportional to 360,814,692.82, 541,301,755.37 and 130,777,798.76 is: 196,195,591.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,814,692.82 : 541,301,755.37 = 130,777,798.76 : x
  2. Step 2: Convert to fraction form
    360,814,692.82/541,301,755.37 = 130,777,798.76/x
  3. Step 3: Cross multiply
    360,814,692.82x = 541,301,755.37 × 130,777,798.76
  4. Step 4: Simplify right side
    360,814,692.82x = 70,790,252,033,902,672
  5. Step 5: Solve for x
    x = 70,790,252,033,902,672/360,814,692.82
  6. Step 6: Final answer
    x = 196,195,591.37

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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.