Home / 18,864,579,469.80-28,296,869,204.70-14,511,014,797.80

Finding the Fourth Proportional to 18,864,579,469.80, 28,296,869,204.70 and 14,511,014,797.80

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Solution

The fourth proportional to 18,864,579,469.80, 28,296,869,204.70 and 14,511,014,797.80 is: 21,766,522,196.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,864,579,469.80 : 28,296,869,204.70 = 14,511,014,797.80 : x
  2. Step 2: Convert to fraction form
    18,864,579,469.80/28,296,869,204.70 = 14,511,014,797.80/x
  3. Step 3: Cross multiply
    18,864,579,469.80x = 28,296,869,204.70 × 14,511,014,797.80
  4. Step 4: Simplify right side
    18,864,579,469.80x = 410,616,287,760,812,802,048
  5. Step 5: Solve for x
    x = 410,616,287,760,812,802,048/18,864,579,469.80
  6. Step 6: Final answer
    x = 21,766,522,196.70

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1.5x scale

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.