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Finding the Fourth Proportional to 12,132,133,042.20, 17,007,918,616.20 and 12,132,133,042.20

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Solution

The fourth proportional to 12,132,133,042.20, 17,007,918,616.20 and 12,132,133,042.20 is: 17,007,918,616.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,132,133,042.20 : 17,007,918,616.20 = 12,132,133,042.20 : x
  2. Step 2: Convert to fraction form
    12,132,133,042.20/17,007,918,616.20 = 12,132,133,042.20/x
  3. Step 3: Cross multiply
    12,132,133,042.20x = 17,007,918,616.20 × 12,132,133,042.20
  4. Step 4: Simplify right side
    12,132,133,042.20x = 206,342,331,422,648,532,992
  5. Step 5: Solve for x
    x = 206,342,331,422,648,532,992/12,132,133,042.20
  6. Step 6: Final answer
    x = 17,007,918,616.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.