Home / 1,082,273,416.20-1,623,410,124.30-927,305,220.60

Finding the Fourth Proportional to 1,082,273,416.20, 1,623,410,124.30 and 927,305,220.60

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Solution

The fourth proportional to 1,082,273,416.20, 1,623,410,124.30 and 927,305,220.60 is: 1,390,957,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,273,416.20 : 1,623,410,124.30 = 927,305,220.60 : x
  2. Step 2: Convert to fraction form
    1,082,273,416.20/1,623,410,124.30 = 927,305,220.60/x
  3. Step 3: Cross multiply
    1,082,273,416.20x = 1,623,410,124.30 × 927,305,220.60
  4. Step 4: Simplify right side
    1,082,273,416.20x = 1,505,396,683,438,284,800
  5. Step 5: Solve for x
    x = 1,505,396,683,438,284,800/1,082,273,416.20
  6. Step 6: Final answer
    x = 1,390,957,830.90

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Half scale
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Double scale
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Similar ratio
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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.