Home / 18,059,422,110.78-27,098,007,837.24-8,117,889,955.50

Finding the Fourth Proportional to 18,059,422,110.78, 27,098,007,837.24 and 8,117,889,955.50

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Solution

The fourth proportional to 18,059,422,110.78, 27,098,007,837.24 and 8,117,889,955.50 is: 12,180,824,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,059,422,110.78 : 27,098,007,837.24 = 8,117,889,955.50 : x
  2. Step 2: Convert to fraction form
    18,059,422,110.78/27,098,007,837.24 = 8,117,889,955.50/x
  3. Step 3: Cross multiply
    18,059,422,110.78x = 27,098,007,837.24 × 8,117,889,955.50
  4. Step 4: Simplify right side
    18,059,422,110.78x = 219,978,645,635,990,880,256
  5. Step 5: Solve for x
    x = 219,978,645,635,990,880,256/18,059,422,110.78
  6. Step 6: Final answer
    x = 12,180,824,186.21

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1.5x scale

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.