Home / 9,396,540,878.08-12,967,567,354.04-5,382,986,843.48

Finding the Fourth Proportional to 9,396,540,878.08, 12,967,567,354.04 and 5,382,986,843.48

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Solution

The fourth proportional to 9,396,540,878.08, 12,967,567,354.04 and 5,382,986,843.48 is: 7,428,717,159.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,396,540,878.08 : 12,967,567,354.04 = 5,382,986,843.48 : x
  2. Step 2: Convert to fraction form
    9,396,540,878.08/12,967,567,354.04 = 5,382,986,843.48/x
  3. Step 3: Cross multiply
    9,396,540,878.08x = 12,967,567,354.04 × 5,382,986,843.48
  4. Step 4: Simplify right side
    9,396,540,878.08x = 69,804,244,458,738,073,600
  5. Step 5: Solve for x
    x = 69,804,244,458,738,073,600/9,396,540,878.08
  6. Step 6: Final answer
    x = 7,428,717,159.27

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Double scale
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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.