Home / 21,330,446,405,464-29,435,993,169,720-11,586,634,677,611

Finding the Fourth Proportional to 21,330,446,405,464, 29,435,993,169,720 and 11,586,634,677,611

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Solution

The fourth proportional to 21,330,446,405,464, 29,435,993,169,720 and 11,586,634,677,611 is: 15,989,543,432,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,330,446,405,464 : 29,435,993,169,720 = 11,586,634,677,611 : x
  2. Step 2: Convert to fraction form
    21,330,446,405,464/29,435,993,169,720 = 11,586,634,677,611/x
  3. Step 3: Cross multiply
    21,330,446,405,464x = 29,435,993,169,720 × 11,586,634,677,611
  4. Step 4: Simplify right side
    21,330,446,405,464x = 341,064,099,230,198,320,601,235,456
  5. Step 5: Solve for x
    x = 341,064,099,230,198,320,601,235,456/21,330,446,405,464
  6. Step 6: Final answer
    x = 15,989,543,432,285.20

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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.