Home / 880,593,956.20-1,320,890,934.30-225,543,716.20

Finding the Fourth Proportional to 880,593,956.20, 1,320,890,934.30 and 225,543,716.20

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Solution

The fourth proportional to 880,593,956.20, 1,320,890,934.30 and 225,543,716.20 is: 338,315,574.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,593,956.20 : 1,320,890,934.30 = 225,543,716.20 : x
  2. Step 2: Convert to fraction form
    880,593,956.20/1,320,890,934.30 = 225,543,716.20/x
  3. Step 3: Cross multiply
    880,593,956.20x = 1,320,890,934.30 × 225,543,716.20
  4. Step 4: Simplify right side
    880,593,956.20x = 297,918,650,016,912,000
  5. Step 5: Solve for x
    x = 297,918,650,016,912,000/880,593,956.20
  6. Step 6: Final answer
    x = 338,315,574.30

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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.