Home / 168,995,976.30-253,057,390.11-116,635,216.77

Finding the Fourth Proportional to 168,995,976.30, 253,057,390.11 and 116,635,216.77

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Solution

The fourth proportional to 168,995,976.30, 253,057,390.11 and 116,635,216.77 is: 174,651,516.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,995,976.30 : 253,057,390.11 = 116,635,216.77 : x
  2. Step 2: Convert to fraction form
    168,995,976.30/253,057,390.11 = 116,635,216.77/x
  3. Step 3: Cross multiply
    168,995,976.30x = 253,057,390.11 × 116,635,216.77
  4. Step 4: Simplify right side
    168,995,976.30x = 29,515,403,550,730,304
  5. Step 5: Solve for x
    x = 29,515,403,550,730,304/168,995,976.30
  6. Step 6: Final answer
    x = 174,651,516.54

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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.