Home / 133,060,573.20-199,619,890.20-75,580,381.20

Finding the Fourth Proportional to 133,060,573.20, 199,619,890.20 and 75,580,381.20

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Solution

The fourth proportional to 133,060,573.20, 199,619,890.20 and 75,580,381.20 is: 113,387,061.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,060,573.20 : 199,619,890.20 = 75,580,381.20 : x
  2. Step 2: Convert to fraction form
    133,060,573.20/199,619,890.20 = 75,580,381.20/x
  3. Step 3: Cross multiply
    133,060,573.20x = 199,619,890.20 × 75,580,381.20
  4. Step 4: Simplify right side
    133,060,573.20x = 15,087,347,396,418,144
  5. Step 5: Solve for x
    x = 15,087,347,396,418,144/133,060,573.20
  6. Step 6: Final answer
    x = 113,387,061.50

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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.