Home / 143,674,214.20-215,511,321.30-132,588,748.60

Finding the Fourth Proportional to 143,674,214.20, 215,511,321.30 and 132,588,748.60

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Solution

The fourth proportional to 143,674,214.20, 215,511,321.30 and 132,588,748.60 is: 198,883,122.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,674,214.20 : 215,511,321.30 = 132,588,748.60 : x
  2. Step 2: Convert to fraction form
    143,674,214.20/215,511,321.30 = 132,588,748.60/x
  3. Step 3: Cross multiply
    143,674,214.20x = 215,511,321.30 × 132,588,748.60
  4. Step 4: Simplify right side
    143,674,214.20x = 28,574,376,400,299,524
  5. Step 5: Solve for x
    x = 28,574,376,400,299,524/143,674,214.20
  6. Step 6: Final answer
    x = 198,883,122.90

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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.