Home / 13,261,874,651.19-18,309,647,962.26-8,441,960,205.02

Finding the Fourth Proportional to 13,261,874,651.19, 18,309,647,962.26 and 8,441,960,205.02

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Solution

The fourth proportional to 13,261,874,651.19, 18,309,647,962.26 and 8,441,960,205.02 is: 11,655,163,657.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,261,874,651.19 : 18,309,647,962.26 = 8,441,960,205.02 : x
  2. Step 2: Convert to fraction form
    13,261,874,651.19/18,309,647,962.26 = 8,441,960,205.02/x
  3. Step 3: Cross multiply
    13,261,874,651.19x = 18,309,647,962.26 × 8,441,960,205.02
  4. Step 4: Simplify right side
    13,261,874,651.19x = 154,569,319,465,232,891,904
  5. Step 5: Solve for x
    x = 154,569,319,465,232,891,904/13,261,874,651.19
  6. Step 6: Final answer
    x = 11,655,163,657.53

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Double scale
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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.