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Finding the Fourth Proportional to 481,188,893,649.65, 721,783,340,474.50 and 481,188,893,649.65

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Solution

The fourth proportional to 481,188,893,649.65, 721,783,340,474.50 and 481,188,893,649.65 is: 721,783,340,474.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,188,893,649.65 : 721,783,340,474.50 = 481,188,893,649.65 : x
  2. Step 2: Convert to fraction form
    481,188,893,649.65/721,783,340,474.50 = 481,188,893,649.65/x
  3. Step 3: Cross multiply
    481,188,893,649.65x = 721,783,340,474.50 × 481,188,893,649.65
  4. Step 4: Simplify right side
    481,188,893,649.65x = 347,314,127,057,673,324,068,864
  5. Step 5: Solve for x
    x = 347,314,127,057,673,324,068,864/481,188,893,649.65
  6. Step 6: Final answer
    x = 721,783,340,474.50

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Double scale
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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.