Home / 133,060,538.20-199,619,837.70-75,580,346.20

Finding the Fourth Proportional to 133,060,538.20, 199,619,837.70 and 75,580,346.20

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Solution

The fourth proportional to 133,060,538.20, 199,619,837.70 and 75,580,346.20 is: 113,387,008.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,060,538.20 : 199,619,837.70 = 75,580,346.20 : x
  2. Step 2: Convert to fraction form
    133,060,538.20/199,619,837.70 = 75,580,346.20/x
  3. Step 3: Cross multiply
    133,060,538.20x = 199,619,837.70 × 75,580,346.20
  4. Step 4: Simplify right side
    133,060,538.20x = 15,087,336,441,753,812
  5. Step 5: Solve for x
    x = 15,087,336,441,753,812/133,060,538.20
  6. Step 6: Final answer
    x = 113,387,008.99

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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.