Home / 17,028,109,869.42-23,328,120,823.58-16,391,466,121.26

Finding the Fourth Proportional to 17,028,109,869.42, 23,328,120,823.58 and 16,391,466,121.26

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Solution

The fourth proportional to 17,028,109,869.42, 23,328,120,823.58 and 16,391,466,121.26 is: 22,455,933,458.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,028,109,869.42 : 23,328,120,823.58 = 16,391,466,121.26 : x
  2. Step 2: Convert to fraction form
    17,028,109,869.42/23,328,120,823.58 = 16,391,466,121.26/x
  3. Step 3: Cross multiply
    17,028,109,869.42x = 23,328,120,823.58 × 16,391,466,121.26
  4. Step 4: Simplify right side
    17,028,109,869.42x = 382,382,102,152,289,583,104
  5. Step 5: Solve for x
    x = 382,382,102,152,289,583,104/17,028,109,869.42
  6. Step 6: Final answer
    x = 22,455,933,458.53

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.