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Finding the Fourth Proportional to 1,736,398,830.72, 2,396,229,836.48 and 954,168,067.20

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Solution

The fourth proportional to 1,736,398,830.72, 2,396,229,836.48 and 954,168,067.20 is: 1,316,751,630.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736,398,830.72 : 2,396,229,836.48 = 954,168,067.20 : x
  2. Step 2: Convert to fraction form
    1,736,398,830.72/2,396,229,836.48 = 954,168,067.20/x
  3. Step 3: Cross multiply
    1,736,398,830.72x = 2,396,229,836.48 × 954,168,067.20
  4. Step 4: Simplify right side
    1,736,398,830.72x = 2,286,405,991,641,093,888
  5. Step 5: Solve for x
    x = 2,286,405,991,641,093,888/1,736,398,830.72
  6. Step 6: Final answer
    x = 1,316,751,630.55

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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.