Home / 215,165,860,228.26-296,928,999,835.56-117,508,838,091.39

Finding the Fourth Proportional to 215,165,860,228.26, 296,928,999,835.56 and 117,508,838,091.39

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Solution

The fourth proportional to 215,165,860,228.26, 296,928,999,835.56 and 117,508,838,091.39 is: 162,162,258,126.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,165,860,228.26 : 296,928,999,835.56 = 117,508,838,091.39 : x
  2. Step 2: Convert to fraction form
    215,165,860,228.26/296,928,999,835.56 = 117,508,838,091.39/x
  3. Step 3: Cross multiply
    215,165,860,228.26x = 296,928,999,835.56 × 117,508,838,091.39
  4. Step 4: Simplify right side
    215,165,860,228.26x = 34,891,781,766,315,188,944,896
  5. Step 5: Solve for x
    x = 34,891,781,766,315,188,944,896/215,165,860,228.26
  6. Step 6: Final answer
    x = 162,162,258,126.36

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1.5x scale

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.