Home / 6,390,728,018.55-9,586,092,027.83-2,950,874,450.55

Finding the Fourth Proportional to 6,390,728,018.55, 9,586,092,027.83 and 2,950,874,450.55

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Solution

The fourth proportional to 6,390,728,018.55, 9,586,092,027.83 and 2,950,874,450.55 is: 4,426,311,675.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390,728,018.55 : 9,586,092,027.83 = 2,950,874,450.55 : x
  2. Step 2: Convert to fraction form
    6,390,728,018.55/9,586,092,027.83 = 2,950,874,450.55/x
  3. Step 3: Cross multiply
    6,390,728,018.55x = 9,586,092,027.83 × 2,950,874,450.55
  4. Step 4: Simplify right side
    6,390,728,018.55x = 28,287,354,045,529,837,568
  5. Step 5: Solve for x
    x = 28,287,354,045,529,837,568/6,390,728,018.55
  6. Step 6: Final answer
    x = 4,426,311,675.83

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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.