Home / 1,007,043,834.08-1,379,654,974.03-969,300,105.32

Finding the Fourth Proportional to 1,007,043,834.08, 1,379,654,974.03 and 969,300,105.32

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Solution

The fourth proportional to 1,007,043,834.08, 1,379,654,974.03 and 969,300,105.32 is: 1,327,945,881.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,043,834.08 : 1,379,654,974.03 = 969,300,105.32 : x
  2. Step 2: Convert to fraction form
    1,007,043,834.08/1,379,654,974.03 = 969,300,105.32/x
  3. Step 3: Cross multiply
    1,007,043,834.08x = 1,379,654,974.03 × 969,300,105.32
  4. Step 4: Simplify right side
    1,007,043,834.08x = 1,337,299,711,632,540,928
  5. Step 5: Solve for x
    x = 1,337,299,711,632,540,928/1,007,043,834.08
  6. Step 6: Final answer
    x = 1,327,945,881.18

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.