Home / 946,970,794.20-1,420,456,191.30-603,447,331.80

Finding the Fourth Proportional to 946,970,794.20, 1,420,456,191.30 and 603,447,331.80

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Solution

The fourth proportional to 946,970,794.20, 1,420,456,191.30 and 603,447,331.80 is: 905,170,997.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,970,794.20 : 1,420,456,191.30 = 603,447,331.80 : x
  2. Step 2: Convert to fraction form
    946,970,794.20/1,420,456,191.30 = 603,447,331.80/x
  3. Step 3: Cross multiply
    946,970,794.20x = 1,420,456,191.30 × 603,447,331.80
  4. Step 4: Simplify right side
    946,970,794.20x = 857,170,498,578,775,296
  5. Step 5: Solve for x
    x = 857,170,498,578,775,296/946,970,794.20
  6. Step 6: Final answer
    x = 905,170,997.70

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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.