Home / 169,841,112.70-254,383,755.45-139,608,024.70

Finding the Fourth Proportional to 169,841,112.70, 254,383,755.45 and 139,608,024.70

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Solution

The fourth proportional to 169,841,112.70, 254,383,755.45 and 139,608,024.70 is: 209,101,395.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,841,112.70 : 254,383,755.45 = 139,608,024.70 : x
  2. Step 2: Convert to fraction form
    169,841,112.70/254,383,755.45 = 139,608,024.70/x
  3. Step 3: Cross multiply
    169,841,112.70x = 254,383,755.45 × 139,608,024.70
  4. Step 4: Simplify right side
    169,841,112.70x = 35,514,013,614,142,356
  5. Step 5: Solve for x
    x = 35,514,013,614,142,356/169,841,112.70
  6. Step 6: Final answer
    x = 209,101,395.12

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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.