Home / 115,893,504,944.80-173,840,257,417.20-112,628,331,440.80

Finding the Fourth Proportional to 115,893,504,944.80, 173,840,257,417.20 and 112,628,331,440.80

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Solution

The fourth proportional to 115,893,504,944.80, 173,840,257,417.20 and 112,628,331,440.80 is: 168,942,497,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,893,504,944.80 : 173,840,257,417.20 = 112,628,331,440.80 : x
  2. Step 2: Convert to fraction form
    115,893,504,944.80/173,840,257,417.20 = 112,628,331,440.80/x
  3. Step 3: Cross multiply
    115,893,504,944.80x = 173,840,257,417.20 × 112,628,331,440.80
  4. Step 4: Simplify right side
    115,893,504,944.80x = 19,579,338,130,138,396,098,560
  5. Step 5: Solve for x
    x = 19,579,338,130,138,396,098,560/115,893,504,944.80
  6. Step 6: Final answer
    x = 168,942,497,161.20

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Double scale
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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.