Home / 126,150,254.20-189,260,810.70-61,456,169.80

Finding the Fourth Proportional to 126,150,254.20, 189,260,810.70 and 61,456,169.80

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Solution

The fourth proportional to 126,150,254.20, 189,260,810.70 and 61,456,169.80 is: 92,201,514.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,150,254.20 : 189,260,810.70 = 61,456,169.80 : x
  2. Step 2: Convert to fraction form
    126,150,254.20/189,260,810.70 = 61,456,169.80/x
  3. Step 3: Cross multiply
    126,150,254.20x = 189,260,810.70 × 61,456,169.80
  4. Step 4: Simplify right side
    126,150,254.20x = 11,631,244,518,864,856
  5. Step 5: Solve for x
    x = 11,631,244,518,864,856/126,150,254.20
  6. Step 6: Final answer
    x = 92,201,514.71

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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.