Home / 169,841,208.20-254,383,898.70-139,608,120.20

Finding the Fourth Proportional to 169,841,208.20, 254,383,898.70 and 139,608,120.20

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Solution

The fourth proportional to 169,841,208.20, 254,383,898.70 and 139,608,120.20 is: 209,101,538.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,841,208.20 : 254,383,898.70 = 139,608,120.20 : x
  2. Step 2: Convert to fraction form
    169,841,208.20/254,383,898.70 = 139,608,120.20/x
  3. Step 3: Cross multiply
    169,841,208.20x = 254,383,898.70 × 139,608,120.20
  4. Step 4: Simplify right side
    169,841,208.20x = 35,514,057,906,654,220
  5. Step 5: Solve for x
    x = 35,514,057,906,654,220/169,841,208.20
  6. Step 6: Final answer
    x = 209,101,538.33

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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.