Home / 168,995,910.34-253,057,291.18-116,635,150.68

Finding the Fourth Proportional to 168,995,910.34, 253,057,291.18 and 116,635,150.68

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Solution

The fourth proportional to 168,995,910.34, 253,057,291.18 and 116,635,150.68 is: 174,651,417.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,995,910.34 : 253,057,291.18 = 116,635,150.68 : x
  2. Step 2: Convert to fraction form
    168,995,910.34/253,057,291.18 = 116,635,150.68/x
  3. Step 3: Cross multiply
    168,995,910.34x = 253,057,291.18 × 116,635,150.68
  4. Step 4: Simplify right side
    168,995,910.34x = 29,515,375,287,451,936
  5. Step 5: Solve for x
    x = 29,515,375,287,451,936/168,995,910.34
  6. Step 6: Final answer
    x = 174,651,417.47

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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.