Home / 275,589,757.40-413,384,636.10-188,291,715.80

Finding the Fourth Proportional to 275,589,757.40, 413,384,636.10 and 188,291,715.80

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Solution

The fourth proportional to 275,589,757.40, 413,384,636.10 and 188,291,715.80 is: 282,437,573.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,589,757.40 : 413,384,636.10 = 188,291,715.80 : x
  2. Step 2: Convert to fraction form
    275,589,757.40/413,384,636.10 = 188,291,715.80/x
  3. Step 3: Cross multiply
    275,589,757.40x = 413,384,636.10 × 188,291,715.80
  4. Step 4: Simplify right side
    275,589,757.40x = 77,836,902,416,627,632
  5. Step 5: Solve for x
    x = 77,836,902,416,627,632/275,589,757.40
  6. Step 6: Final answer
    x = 282,437,573.70

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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.