Home / 1,007,043,833.08-1,379,654,972.66-969,300,104.32

Finding the Fourth Proportional to 1,007,043,833.08, 1,379,654,972.66 and 969,300,104.32

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Solution

The fourth proportional to 1,007,043,833.08, 1,379,654,972.66 and 969,300,104.32 is: 1,327,945,879.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,043,833.08 : 1,379,654,972.66 = 969,300,104.32 : x
  2. Step 2: Convert to fraction form
    1,007,043,833.08/1,379,654,972.66 = 969,300,104.32/x
  3. Step 3: Cross multiply
    1,007,043,833.08x = 1,379,654,972.66 × 969,300,104.32
  4. Step 4: Simplify right side
    1,007,043,833.08x = 1,337,299,708,924,944,896
  5. Step 5: Solve for x
    x = 1,337,299,708,924,944,896/1,007,043,833.08
  6. Step 6: Final answer
    x = 1,327,945,879.81

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Double scale
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1.5x scale

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.