Home / 17,666,872,125.21-24,380,362,612.62-9,638,188,334.64

Finding the Fourth Proportional to 17,666,872,125.21, 24,380,362,612.62 and 9,638,188,334.64

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Solution

The fourth proportional to 17,666,872,125.21, 24,380,362,612.62 and 9,638,188,334.64 is: 13,300,743,043.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,666,872,125.21 : 24,380,362,612.62 = 9,638,188,334.64 : x
  2. Step 2: Convert to fraction form
    17,666,872,125.21/24,380,362,612.62 = 9,638,188,334.64/x
  3. Step 3: Cross multiply
    17,666,872,125.21x = 24,380,362,612.62 × 9,638,188,334.64
  4. Step 4: Simplify right side
    17,666,872,125.21x = 234,982,526,527,247,253,504
  5. Step 5: Solve for x
    x = 234,982,526,527,247,253,504/17,666,872,125.21
  6. Step 6: Final answer
    x = 13,300,743,043.92

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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.