Home / 168,978,816,069.80-253,468,224,104.70-141,704,413,644.20

Finding the Fourth Proportional to 168,978,816,069.80, 253,468,224,104.70 and 141,704,413,644.20

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Solution

The fourth proportional to 168,978,816,069.80, 253,468,224,104.70 and 141,704,413,644.20 is: 212,556,620,466.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,978,816,069.80 : 253,468,224,104.70 = 141,704,413,644.20 : x
  2. Step 2: Convert to fraction form
    168,978,816,069.80/253,468,224,104.70 = 141,704,413,644.20/x
  3. Step 3: Cross multiply
    168,978,816,069.80x = 253,468,224,104.70 × 141,704,413,644.20
  4. Step 4: Simplify right side
    168,978,816,069.80x = 35,917,566,074,193,199,497,216
  5. Step 5: Solve for x
    x = 35,917,566,074,193,199,497,216/168,978,816,069.80
  6. Step 6: Final answer
    x = 212,556,620,466.30

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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.