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Finding the Fourth Proportional to 9,168,049,319.60, 13,752,073,979.40 and 9,168,049,319.60

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Solution

The fourth proportional to 9,168,049,319.60, 13,752,073,979.40 and 9,168,049,319.60 is: 13,752,073,979.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168,049,319.60 : 13,752,073,979.40 = 9,168,049,319.60 : x
  2. Step 2: Convert to fraction form
    9,168,049,319.60/13,752,073,979.40 = 9,168,049,319.60/x
  3. Step 3: Cross multiply
    9,168,049,319.60x = 13,752,073,979.40 × 9,168,049,319.60
  4. Step 4: Simplify right side
    9,168,049,319.60x = 126,079,692,489,927,032,832
  5. Step 5: Solve for x
    x = 126,079,692,489,927,032,832/9,168,049,319.60
  6. Step 6: Final answer
    x = 13,752,073,979.40

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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.