Home / 228,459,917,512.58-315,270,444,791.11-125,574,837,734.35

Finding the Fourth Proportional to 228,459,917,512.58, 315,270,444,791.11 and 125,574,837,734.35

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Solution

The fourth proportional to 228,459,917,512.58, 315,270,444,791.11 and 125,574,837,734.35 is: 173,290,944,766.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,459,917,512.58 : 315,270,444,791.11 = 125,574,837,734.35 : x
  2. Step 2: Convert to fraction form
    228,459,917,512.58/315,270,444,791.11 = 125,574,837,734.35/x
  3. Step 3: Cross multiply
    228,459,917,512.58x = 315,270,444,791.11 × 125,574,837,734.35
  4. Step 4: Simplify right side
    228,459,917,512.58x = 39,590,034,947,079,988,576,256
  5. Step 5: Solve for x
    x = 39,590,034,947,079,988,576,256/228,459,917,512.58
  6. Step 6: Final answer
    x = 173,290,944,766.71

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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.