Home / 21,967,773,625.41-30,321,979,374.42-14,347,984,408.80

Finding the Fourth Proportional to 21,967,773,625.41, 30,321,979,374.42 and 14,347,984,408.80

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Solution

The fourth proportional to 21,967,773,625.41, 30,321,979,374.42 and 14,347,984,408.80 is: 19,804,432,380.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,967,773,625.41 : 30,321,979,374.42 = 14,347,984,408.80 : x
  2. Step 2: Convert to fraction form
    21,967,773,625.41/30,321,979,374.42 = 14,347,984,408.80/x
  3. Step 3: Cross multiply
    21,967,773,625.41x = 30,321,979,374.42 × 14,347,984,408.80
  4. Step 4: Simplify right side
    21,967,773,625.41x = 435,059,287,308,133,269,504
  5. Step 5: Solve for x
    x = 435,059,287,308,133,269,504/21,967,773,625.41
  6. Step 6: Final answer
    x = 19,804,432,380.21

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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.