Home / 193,790,219,485.68-267,419,345,146.84-108,144,463,384.56

Finding the Fourth Proportional to 193,790,219,485.68, 267,419,345,146.84 and 108,144,463,384.56

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Solution

The fourth proportional to 193,790,219,485.68, 267,419,345,146.84 and 108,144,463,384.56 is: 149,233,132,901.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,790,219,485.68 : 267,419,345,146.84 = 108,144,463,384.56 : x
  2. Step 2: Convert to fraction form
    193,790,219,485.68/267,419,345,146.84 = 108,144,463,384.56/x
  3. Step 3: Cross multiply
    193,790,219,485.68x = 267,419,345,146.84 × 108,144,463,384.56
  4. Step 4: Simplify right side
    193,790,219,485.68x = 28,919,921,579,555,448,422,400
  5. Step 5: Solve for x
    x = 28,919,921,579,555,448,422,400/193,790,219,485.68
  6. Step 6: Final answer
    x = 149,233,132,901.70

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1.5x scale

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.