Home / 131,917,694.93-197,906,942.15-45,656,102.70

Finding the Fourth Proportional to 131,917,694.93, 197,906,942.15 and 45,656,102.70

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Solution

The fourth proportional to 131,917,694.93, 197,906,942.15 and 45,656,102.70 is: 68,494,675.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,917,694.93 : 197,906,942.15 = 45,656,102.70 : x
  2. Step 2: Convert to fraction form
    131,917,694.93/197,906,942.15 = 45,656,102.70/x
  3. Step 3: Cross multiply
    131,917,694.93x = 197,906,942.15 × 45,656,102.70
  4. Step 4: Simplify right side
    131,917,694.93x = 9,035,659,675,843,360
  5. Step 5: Solve for x
    x = 9,035,659,675,843,360/131,917,694.93
  6. Step 6: Final answer
    x = 68,494,675.26

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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.