Home / 725,435,998.20-1,088,153,997.30-180,177,532.20

Finding the Fourth Proportional to 725,435,998.20, 1,088,153,997.30 and 180,177,532.20

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Solution

The fourth proportional to 725,435,998.20, 1,088,153,997.30 and 180,177,532.20 is: 270,266,298.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,435,998.20 : 1,088,153,997.30 = 180,177,532.20 : x
  2. Step 2: Convert to fraction form
    725,435,998.20/1,088,153,997.30 = 180,177,532.20/x
  3. Step 3: Cross multiply
    725,435,998.20x = 1,088,153,997.30 × 180,177,532.20
  4. Step 4: Simplify right side
    725,435,998.20x = 196,060,901,887,079,456
  5. Step 5: Solve for x
    x = 196,060,901,887,079,456/725,435,998.20
  6. Step 6: Final answer
    x = 270,266,298.30

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Similar ratio
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1.5x scale

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.