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Finding the Fourth Proportional to 39,865,099,013.70, 59,797,648,520.55 and 39,865,099,013.70

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Solution

The fourth proportional to 39,865,099,013.70, 59,797,648,520.55 and 39,865,099,013.70 is: 59,797,648,520.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,865,099,013.70 : 59,797,648,520.55 = 39,865,099,013.70 : x
  2. Step 2: Convert to fraction form
    39,865,099,013.70/59,797,648,520.55 = 39,865,099,013.70/x
  3. Step 3: Cross multiply
    39,865,099,013.70x = 59,797,648,520.55 × 39,865,099,013.70
  4. Step 4: Simplify right side
    39,865,099,013.70x = 2,383,839,179,058,156,929,024
  5. Step 5: Solve for x
    x = 2,383,839,179,058,156,929,024/39,865,099,013.70
  6. Step 6: Final answer
    x = 59,797,648,520.55

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Double scale
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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.