Home / 213,901,239,217.69-295,190,789,243.35-117,560,740,517.23

Finding the Fourth Proportional to 213,901,239,217.69, 295,190,789,243.35 and 117,560,740,517.23

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Solution

The fourth proportional to 213,901,239,217.69, 295,190,789,243.35 and 117,560,740,517.23 is: 162,237,712,620.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,901,239,217.69 : 295,190,789,243.35 = 117,560,740,517.23 : x
  2. Step 2: Convert to fraction form
    213,901,239,217.69/295,190,789,243.35 = 117,560,740,517.23/x
  3. Step 3: Cross multiply
    213,901,239,217.69x = 295,190,789,243.35 × 117,560,740,517.23
  4. Step 4: Simplify right side
    213,901,239,217.69x = 34,702,847,777,313,793,245,184
  5. Step 5: Solve for x
    x = 34,702,847,777,313,793,245,184/213,901,239,217.69
  6. Step 6: Final answer
    x = 162,237,712,620.25

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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.