Home / 3,929,731,189.66-5,423,504,584.89-2,236,597,517.62

Finding the Fourth Proportional to 3,929,731,189.66, 5,423,504,584.89 and 2,236,597,517.62

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Solution

The fourth proportional to 3,929,731,189.66, 5,423,504,584.89 and 2,236,597,517.62 is: 3,086,775,228.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,731,189.66 : 5,423,504,584.89 = 2,236,597,517.62 : x
  2. Step 2: Convert to fraction form
    3,929,731,189.66/5,423,504,584.89 = 2,236,597,517.62/x
  3. Step 3: Cross multiply
    3,929,731,189.66x = 5,423,504,584.89 × 2,236,597,517.62
  4. Step 4: Simplify right side
    3,929,731,189.66x = 12,130,196,891,365,662,720
  5. Step 5: Solve for x
    x = 12,130,196,891,365,662,720/3,929,731,189.66
  6. Step 6: Final answer
    x = 3,086,775,228.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.