Home / 2,586,857,180.70-3,880,285,771.05-929,558,422.20

Finding the Fourth Proportional to 2,586,857,180.70, 3,880,285,771.05 and 929,558,422.20

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Solution

The fourth proportional to 2,586,857,180.70, 3,880,285,771.05 and 929,558,422.20 is: 1,394,337,633.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,857,180.70 : 3,880,285,771.05 = 929,558,422.20 : x
  2. Step 2: Convert to fraction form
    2,586,857,180.70/3,880,285,771.05 = 929,558,422.20/x
  3. Step 3: Cross multiply
    2,586,857,180.70x = 3,880,285,771.05 × 929,558,422.20
  4. Step 4: Simplify right side
    2,586,857,180.70x = 3,606,952,319,022,348,800
  5. Step 5: Solve for x
    x = 3,606,952,319,022,348,800/2,586,857,180.70
  6. Step 6: Final answer
    x = 1,394,337,633.30

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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.