Home / 18,334,206,563.31-27,473,240,403.45-12,336,115,917.51

Finding the Fourth Proportional to 18,334,206,563.31, 27,473,240,403.45 and 12,336,115,917.51

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Solution

The fourth proportional to 18,334,206,563.31, 27,473,240,403.45 and 12,336,115,917.51 is: 18,485,287,436.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334,206,563.31 : 27,473,240,403.45 = 12,336,115,917.51 : x
  2. Step 2: Convert to fraction form
    18,334,206,563.31/27,473,240,403.45 = 12,336,115,917.51/x
  3. Step 3: Cross multiply
    18,334,206,563.31x = 27,473,240,403.45 × 12,336,115,917.51
  4. Step 4: Simplify right side
    18,334,206,563.31x = 338,913,078,246,578,388,992
  5. Step 5: Solve for x
    x = 338,913,078,246,578,388,992/18,334,206,563.31
  6. Step 6: Final answer
    x = 18,485,287,436.70

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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.