Home / 197,864,469.68-296,494,042.83-105,761,315.70

Finding the Fourth Proportional to 197,864,469.68, 296,494,042.83 and 105,761,315.70

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Solution

The fourth proportional to 197,864,469.68, 296,494,042.83 and 105,761,315.70 is: 158,480,196.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,864,469.68 : 296,494,042.83 = 105,761,315.70 : x
  2. Step 2: Convert to fraction form
    197,864,469.68/296,494,042.83 = 105,761,315.70/x
  3. Step 3: Cross multiply
    197,864,469.68x = 296,494,042.83 × 105,761,315.70
  4. Step 4: Simplify right side
    197,864,469.68x = 31,357,600,066,912,952
  5. Step 5: Solve for x
    x = 31,357,600,066,912,952/197,864,469.68
  6. Step 6: Final answer
    x = 158,480,196.66

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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.