Home / 1,022,133,813.80-1,533,200,720.70-654,801,794.60

Finding the Fourth Proportional to 1,022,133,813.80, 1,533,200,720.70 and 654,801,794.60

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Solution

The fourth proportional to 1,022,133,813.80, 1,533,200,720.70 and 654,801,794.60 is: 982,202,691.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,133,813.80 : 1,533,200,720.70 = 654,801,794.60 : x
  2. Step 2: Convert to fraction form
    1,022,133,813.80/1,533,200,720.70 = 654,801,794.60/x
  3. Step 3: Cross multiply
    1,022,133,813.80x = 1,533,200,720.70 × 654,801,794.60
  4. Step 4: Simplify right side
    1,022,133,813.80x = 1,003,942,583,396,373,376
  5. Step 5: Solve for x
    x = 1,003,942,583,396,373,376/1,022,133,813.80
  6. Step 6: Final answer
    x = 982,202,691.90

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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.