Home / 18,172,051,901.20-27,258,077,851.80-17,070,055,843.60

Finding the Fourth Proportional to 18,172,051,901.20, 27,258,077,851.80 and 17,070,055,843.60

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Solution

The fourth proportional to 18,172,051,901.20, 27,258,077,851.80 and 17,070,055,843.60 is: 25,605,083,765.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,172,051,901.20 : 27,258,077,851.80 = 17,070,055,843.60 : x
  2. Step 2: Convert to fraction form
    18,172,051,901.20/27,258,077,851.80 = 17,070,055,843.60/x
  3. Step 3: Cross multiply
    18,172,051,901.20x = 27,258,077,851.80 × 17,070,055,843.60
  4. Step 4: Simplify right side
    18,172,051,901.20x = 465,296,911,119,422,324,736
  5. Step 5: Solve for x
    x = 465,296,911,119,422,324,736/18,172,051,901.20
  6. Step 6: Final answer
    x = 25,605,083,765.40

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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.