Home / 1,137,305,511.62-1,569,451,499.58-635,518,418.60

Finding the Fourth Proportional to 1,137,305,511.62, 1,569,451,499.58 and 635,518,418.60

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Solution

The fourth proportional to 1,137,305,511.62, 1,569,451,499.58 and 635,518,418.60 is: 876,998,594.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,305,511.62 : 1,569,451,499.58 = 635,518,418.60 : x
  2. Step 2: Convert to fraction form
    1,137,305,511.62/1,569,451,499.58 = 635,518,418.60/x
  3. Step 3: Cross multiply
    1,137,305,511.62x = 1,569,451,499.58 × 635,518,418.60
  4. Step 4: Simplify right side
    1,137,305,511.62x = 997,415,335,082,480,128
  5. Step 5: Solve for x
    x = 997,415,335,082,480,128/1,137,305,511.62
  6. Step 6: Final answer
    x = 876,998,594.39

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Half scale
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Double scale
Find fourth proportional to 1,137,305,512.62, 1,569,451,500.96 and 635,518,419.60
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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.