Home / 545,924,711.70-818,887,067.55-273,260,049.30

Finding the Fourth Proportional to 545,924,711.70, 818,887,067.55 and 273,260,049.30

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Solution

The fourth proportional to 545,924,711.70, 818,887,067.55 and 273,260,049.30 is: 409,890,073.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,924,711.70 : 818,887,067.55 = 273,260,049.30 : x
  2. Step 2: Convert to fraction form
    545,924,711.70/818,887,067.55 = 273,260,049.30/x
  3. Step 3: Cross multiply
    545,924,711.70x = 818,887,067.55 × 273,260,049.30
  4. Step 4: Simplify right side
    545,924,711.70x = 223,769,120,449,845,440
  5. Step 5: Solve for x
    x = 223,769,120,449,845,440/545,924,711.70
  6. Step 6: Final answer
    x = 409,890,073.95

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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.