Home / 2,586,856,516.20-3,880,284,774.30-929,557,757.70

Finding the Fourth Proportional to 2,586,856,516.20, 3,880,284,774.30 and 929,557,757.70

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Solution

The fourth proportional to 2,586,856,516.20, 3,880,284,774.30 and 929,557,757.70 is: 1,394,336,636.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,856,516.20 : 3,880,284,774.30 = 929,557,757.70 : x
  2. Step 2: Convert to fraction form
    2,586,856,516.20/3,880,284,774.30 = 929,557,757.70/x
  3. Step 3: Cross multiply
    2,586,856,516.20x = 3,880,284,774.30 × 929,557,757.70
  4. Step 4: Simplify right side
    2,586,856,516.20x = 3,606,948,814,035,759,104
  5. Step 5: Solve for x
    x = 3,606,948,814,035,759,104/2,586,856,516.20
  6. Step 6: Final answer
    x = 1,394,336,636.55

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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.