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Finding the Fourth Proportional to 264,224,593,984.95, 396,336,890,977.43 and 264,224,593,984.95

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Solution

The fourth proportional to 264,224,593,984.95, 396,336,890,977.43 and 264,224,593,984.95 is: 396,336,890,977.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,224,593,984.95 : 396,336,890,977.43 = 264,224,593,984.95 : x
  2. Step 2: Convert to fraction form
    264,224,593,984.95/396,336,890,977.43 = 264,224,593,984.95/x
  3. Step 3: Cross multiply
    264,224,593,984.95x = 396,336,890,977.43 × 264,224,593,984.95
  4. Step 4: Simplify right side
    264,224,593,984.95x = 104,721,954,099,768,829,411,328
  5. Step 5: Solve for x
    x = 104,721,954,099,768,829,411,328/264,224,593,984.95
  6. Step 6: Final answer
    x = 396,336,890,977.43

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Double scale
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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.