Home / 13,279,627,882.41-19,907,183,644.86-6,641,480,626.35

Finding the Fourth Proportional to 13,279,627,882.41, 19,907,183,644.86 and 6,641,480,626.35

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Solution

The fourth proportional to 13,279,627,882.41, 19,907,183,644.86 and 6,641,480,626.35 is: 9,956,090,311.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,279,627,882.41 : 19,907,183,644.86 = 6,641,480,626.35 : x
  2. Step 2: Convert to fraction form
    13,279,627,882.41/19,907,183,644.86 = 6,641,480,626.35/x
  3. Step 3: Cross multiply
    13,279,627,882.41x = 19,907,183,644.86 × 6,641,480,626.35
  4. Step 4: Simplify right side
    13,279,627,882.41x = 132,213,174,502,529,286,144
  5. Step 5: Solve for x
    x = 132,213,174,502,529,286,144/13,279,627,882.41
  6. Step 6: Final answer
    x = 9,956,090,311.66

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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.