Home / 880,593,191.20-1,320,889,786.80-225,542,951.20

Finding the Fourth Proportional to 880,593,191.20, 1,320,889,786.80 and 225,542,951.20

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Solution

The fourth proportional to 880,593,191.20, 1,320,889,786.80 and 225,542,951.20 is: 338,314,426.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,593,191.20 : 1,320,889,786.80 = 225,542,951.20 : x
  2. Step 2: Convert to fraction form
    880,593,191.20/1,320,889,786.80 = 225,542,951.20/x
  3. Step 3: Cross multiply
    880,593,191.20x = 1,320,889,786.80 × 225,542,951.20
  4. Step 4: Simplify right side
    880,593,191.20x = 297,917,380,724,810,752
  5. Step 5: Solve for x
    x = 297,917,380,724,810,752/880,593,191.20
  6. Step 6: Final answer
    x = 338,314,426.80

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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.