Home / 1,010,647,212.30-1,515,970,818.45-617,806,025.10

Finding the Fourth Proportional to 1,010,647,212.30, 1,515,970,818.45 and 617,806,025.10

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Solution

The fourth proportional to 1,010,647,212.30, 1,515,970,818.45 and 617,806,025.10 is: 926,709,037.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,647,212.30 : 1,515,970,818.45 = 617,806,025.10 : x
  2. Step 2: Convert to fraction form
    1,010,647,212.30/1,515,970,818.45 = 617,806,025.10/x
  3. Step 3: Cross multiply
    1,010,647,212.30x = 1,515,970,818.45 × 617,806,025.10
  4. Step 4: Simplify right side
    1,010,647,212.30x = 936,575,905,514,188,288
  5. Step 5: Solve for x
    x = 936,575,905,514,188,288/1,010,647,212.30
  6. Step 6: Final answer
    x = 926,709,037.65

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Half scale
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Double scale
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Similar ratio
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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.