Home / 20,618,874,629.46-28,453,129,535.19-12,046,096,227.48

Finding the Fourth Proportional to 20,618,874,629.46, 28,453,129,535.19 and 12,046,096,227.48

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Solution

The fourth proportional to 20,618,874,629.46, 28,453,129,535.19 and 12,046,096,227.48 is: 16,623,076,793.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,618,874,629.46 : 28,453,129,535.19 = 12,046,096,227.48 : x
  2. Step 2: Convert to fraction form
    20,618,874,629.46/28,453,129,535.19 = 12,046,096,227.48/x
  3. Step 3: Cross multiply
    20,618,874,629.46x = 28,453,129,535.19 × 12,046,096,227.48
  4. Step 4: Simplify right side
    20,618,874,629.46x = 342,749,136,353,851,998,208
  5. Step 5: Solve for x
    x = 342,749,136,353,851,998,208/20,618,874,629.46
  6. Step 6: Final answer
    x = 16,623,076,793.15

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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.