Home / 18,304,929,891.64-27,465,839,239.74-8,359,422,428.08

Finding the Fourth Proportional to 18,304,929,891.64, 27,465,839,239.74 and 8,359,422,428.08

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Solution

The fourth proportional to 18,304,929,891.64, 27,465,839,239.74 and 8,359,422,428.08 is: 12,542,989,998.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,304,929,891.64 : 27,465,839,239.74 = 8,359,422,428.08 : x
  2. Step 2: Convert to fraction form
    18,304,929,891.64/27,465,839,239.74 = 8,359,422,428.08/x
  3. Step 3: Cross multiply
    18,304,929,891.64x = 27,465,839,239.74 × 8,359,422,428.08
  4. Step 4: Simplify right side
    18,304,929,891.64x = 229,598,552,546,722,316,288
  5. Step 5: Solve for x
    x = 229,598,552,546,722,316,288/18,304,929,891.64
  6. Step 6: Final answer
    x = 12,542,989,998.10

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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.