Home / 113,737,917,119.12-156,882,749,370.87-73,144,150,924.58

Finding the Fourth Proportional to 113,737,917,119.12, 156,882,749,370.87 and 73,144,150,924.58

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Solution

The fourth proportional to 113,737,917,119.12, 156,882,749,370.87 and 73,144,150,924.58 is: 100,890,325,654.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,737,917,119.12 : 156,882,749,370.87 = 73,144,150,924.58 : x
  2. Step 2: Convert to fraction form
    113,737,917,119.12/156,882,749,370.87 = 73,144,150,924.58/x
  3. Step 3: Cross multiply
    113,737,917,119.12x = 156,882,749,370.87 × 73,144,150,924.58
  4. Step 4: Simplify right side
    113,737,917,119.12x = 11,475,055,497,445,659,115,520
  5. Step 5: Solve for x
    x = 11,475,055,497,445,659,115,520/113,737,917,119.12
  6. Step 6: Final answer
    x = 100,890,325,654.79

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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.