Home / 21,626,453,817.47-32,449,003,010.39-11,675,921,861.95

Finding the Fourth Proportional to 21,626,453,817.47, 32,449,003,010.39 and 11,675,921,861.95

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Solution

The fourth proportional to 21,626,453,817.47, 32,449,003,010.39 and 11,675,921,861.95 is: 17,518,915,807.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,626,453,817.47 : 32,449,003,010.39 = 11,675,921,861.95 : x
  2. Step 2: Convert to fraction form
    21,626,453,817.47/32,449,003,010.39 = 11,675,921,861.95/x
  3. Step 3: Cross multiply
    21,626,453,817.47x = 32,449,003,010.39 × 11,675,921,861.95
  4. Step 4: Simplify right side
    21,626,453,817.47x = 378,872,023,647,494,012,928
  5. Step 5: Solve for x
    x = 378,872,023,647,494,012,928/21,626,453,817.47
  6. Step 6: Final answer
    x = 17,518,915,807.71

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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.