Home / 654,434,426.80-981,651,640.20-169,760,234.80

Finding the Fourth Proportional to 654,434,426.80, 981,651,640.20 and 169,760,234.80

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Solution

The fourth proportional to 654,434,426.80, 981,651,640.20 and 169,760,234.80 is: 254,640,352.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,434,426.80 : 981,651,640.20 = 169,760,234.80 : x
  2. Step 2: Convert to fraction form
    654,434,426.80/981,651,640.20 = 169,760,234.80/x
  3. Step 3: Cross multiply
    654,434,426.80x = 981,651,640.20 × 169,760,234.80
  4. Step 4: Simplify right side
    654,434,426.80x = 166,645,412,932,157,152
  5. Step 5: Solve for x
    x = 166,645,412,932,157,152/654,434,426.80
  6. Step 6: Final answer
    x = 254,640,352.20

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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.