Home / 21,962,540,382.66-30,311,618,737.99-13,393,938,110.63

Finding the Fourth Proportional to 21,962,540,382.66, 30,311,618,737.99 and 13,393,938,110.63

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Solution

The fourth proportional to 21,962,540,382.66, 30,311,618,737.99 and 13,393,938,110.63 is: 18,485,655,044.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,962,540,382.66 : 30,311,618,737.99 = 13,393,938,110.63 : x
  2. Step 2: Convert to fraction form
    21,962,540,382.66/30,311,618,737.99 = 13,393,938,110.63/x
  3. Step 3: Cross multiply
    21,962,540,382.66x = 30,311,618,737.99 × 13,393,938,110.63
  4. Step 4: Simplify right side
    21,962,540,382.66x = 405,991,945,409,432,190,976
  5. Step 5: Solve for x
    x = 405,991,945,409,432,190,976/21,962,540,382.66
  6. Step 6: Final answer
    x = 18,485,655,044.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.