Home / 196,371,164.54-270,979,720.16-108,260,346.26

Finding the Fourth Proportional to 196,371,164.54, 270,979,720.16 and 108,260,346.26

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Solution

The fourth proportional to 196,371,164.54, 270,979,720.16 and 108,260,346.26 is: 149,392,393.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,371,164.54 : 270,979,720.16 = 108,260,346.26 : x
  2. Step 2: Convert to fraction form
    196,371,164.54/270,979,720.16 = 108,260,346.26/x
  3. Step 3: Cross multiply
    196,371,164.54x = 270,979,720.16 × 108,260,346.26
  4. Step 4: Simplify right side
    196,371,164.54x = 29,336,358,333,959,508
  5. Step 5: Solve for x
    x = 29,336,358,333,959,508/196,371,164.54
  6. Step 6: Final answer
    x = 149,392,393.75

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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.