Home / 981,907,921,108.90-1,354,836,407,236.90-548,293,592,240.75

Finding the Fourth Proportional to 981,907,921,108.90, 1,354,836,407,236.90 and 548,293,592,240.75

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Solution

The fourth proportional to 981,907,921,108.90, 1,354,836,407,236.90 and 548,293,592,240.75 is: 756,535,419,108.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,907,921,108.90 : 1,354,836,407,236.90 = 548,293,592,240.75 : x
  2. Step 2: Convert to fraction form
    981,907,921,108.90/1,354,836,407,236.90 = 548,293,592,240.75/x
  3. Step 3: Cross multiply
    981,907,921,108.90x = 1,354,836,407,236.90 × 548,293,592,240.75
  4. Step 4: Simplify right side
    981,907,921,108.90x = 742,848,120,622,471,555,579,904
  5. Step 5: Solve for x
    x = 742,848,120,622,471,555,579,904/981,907,921,108.90
  6. Step 6: Final answer
    x = 756,535,419,108.90

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Double scale
Find fourth proportional to 981,907,921,109.90, 1,354,836,407,238.28 and 548,293,592,241.75
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.