Home / 2,695,347,997.20-4,043,021,995.80-756,399,286.80

Finding the Fourth Proportional to 2,695,347,997.20, 4,043,021,995.80 and 756,399,286.80

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Solution

The fourth proportional to 2,695,347,997.20, 4,043,021,995.80 and 756,399,286.80 is: 1,134,598,930.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,347,997.20 : 4,043,021,995.80 = 756,399,286.80 : x
  2. Step 2: Convert to fraction form
    2,695,347,997.20/4,043,021,995.80 = 756,399,286.80/x
  3. Step 3: Cross multiply
    2,695,347,997.20x = 4,043,021,995.80 × 756,399,286.80
  4. Step 4: Simplify right side
    2,695,347,997.20x = 3,058,138,954,139,832,320
  5. Step 5: Solve for x
    x = 3,058,138,954,139,832,320/2,695,347,997.20
  6. Step 6: Final answer
    x = 1,134,598,930.20

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Double scale
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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.