Home / 12,107,839,962,872-18,162,863,487,324-3,946,685,469,051.40

Finding the Fourth Proportional to 12,107,839,962,872, 18,162,863,487,324 and 3,946,685,469,051.40

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Solution

The fourth proportional to 12,107,839,962,872, 18,162,863,487,324 and 3,946,685,469,051.40 is: 5,920,387,915,730.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,107,839,962,872 : 18,162,863,487,324 = 3,946,685,469,051.40 : x
  2. Step 2: Convert to fraction form
    12,107,839,962,872/18,162,863,487,324 = 3,946,685,469,051.40/x
  3. Step 3: Cross multiply
    12,107,839,962,872x = 18,162,863,487,324 × 3,946,685,469,051.40
  4. Step 4: Simplify right side
    12,107,839,962,872x = 71,683,109,401,785,863,111,704,576
  5. Step 5: Solve for x
    x = 71,683,109,401,785,863,111,704,576/12,107,839,962,872
  6. Step 6: Final answer
    x = 5,920,387,915,730.47

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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.