Home / 6,345,453,120.30-9,512,133,062.85-4,945,661,145.90

Finding the Fourth Proportional to 6,345,453,120.30, 9,512,133,062.85 and 4,945,661,145.90

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Solution

The fourth proportional to 6,345,453,120.30, 9,512,133,062.85 and 4,945,661,145.90 is: 7,413,778,970.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345,453,120.30 : 9,512,133,062.85 = 4,945,661,145.90 : x
  2. Step 2: Convert to fraction form
    6,345,453,120.30/9,512,133,062.85 = 4,945,661,145.90/x
  3. Step 3: Cross multiply
    6,345,453,120.30x = 9,512,133,062.85 × 4,945,661,145.90
  4. Step 4: Simplify right side
    6,345,453,120.30x = 47,043,786,903,568,007,168
  5. Step 5: Solve for x
    x = 47,043,786,903,568,007,168/6,345,453,120.30
  6. Step 6: Final answer
    x = 7,413,778,970.81

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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.