Home / 136,751,231.70-205,126,847.55-41,013,119.70

Finding the Fourth Proportional to 136,751,231.70, 205,126,847.55 and 41,013,119.70

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Solution

The fourth proportional to 136,751,231.70, 205,126,847.55 and 41,013,119.70 is: 61,519,679.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,751,231.70 : 205,126,847.55 = 41,013,119.70 : x
  2. Step 2: Convert to fraction form
    136,751,231.70/205,126,847.55 = 41,013,119.70/x
  3. Step 3: Cross multiply
    136,751,231.70x = 205,126,847.55 × 41,013,119.70
  4. Step 4: Simplify right side
    136,751,231.70x = 8,412,891,952,251,803
  5. Step 5: Solve for x
    x = 8,412,891,952,251,803/136,751,231.70
  6. Step 6: Final answer
    x = 61,519,679.55

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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.