Home / 275,589,771.40-413,384,657.10-188,291,729.80

Finding the Fourth Proportional to 275,589,771.40, 413,384,657.10 and 188,291,729.80

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Solution

The fourth proportional to 275,589,771.40, 413,384,657.10 and 188,291,729.80 is: 282,437,594.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,589,771.40 : 413,384,657.10 = 188,291,729.80 : x
  2. Step 2: Convert to fraction form
    275,589,771.40/413,384,657.10 = 188,291,729.80/x
  3. Step 3: Cross multiply
    275,589,771.40x = 413,384,657.10 × 188,291,729.80
  4. Step 4: Simplify right side
    275,589,771.40x = 77,836,912,158,138,864
  5. Step 5: Solve for x
    x = 77,836,912,158,138,864/275,589,771.40
  6. Step 6: Final answer
    x = 282,437,594.70

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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.