Home / 168,803,729.52-253,202,830.56-53,786,716.80

Finding the Fourth Proportional to 168,803,729.52, 253,202,830.56 and 53,786,716.80

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Solution

The fourth proportional to 168,803,729.52, 253,202,830.56 and 53,786,716.80 is: 80,679,194.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,803,729.52 : 253,202,830.56 = 53,786,716.80 : x
  2. Step 2: Convert to fraction form
    168,803,729.52/253,202,830.56 = 53,786,716.80/x
  3. Step 3: Cross multiply
    168,803,729.52x = 253,202,830.56 × 53,786,716.80
  4. Step 4: Simplify right side
    168,803,729.52x = 13,618,948,940,289,104
  5. Step 5: Solve for x
    x = 13,618,948,940,289,104/168,803,729.52
  6. Step 6: Final answer
    x = 80,679,194.58

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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.