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Finding the Fourth Proportional to 8,484,803,797.20, 12,727,205,695.80 and 8,484,803,797.20

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Solution

The fourth proportional to 8,484,803,797.20, 12,727,205,695.80 and 8,484,803,797.20 is: 12,727,205,695.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,484,803,797.20 : 12,727,205,695.80 = 8,484,803,797.20 : x
  2. Step 2: Convert to fraction form
    8,484,803,797.20/12,727,205,695.80 = 8,484,803,797.20/x
  3. Step 3: Cross multiply
    8,484,803,797.20x = 12,727,205,695.80 × 8,484,803,797.20
  4. Step 4: Simplify right side
    8,484,803,797.20x = 107,987,843,215,469,297,664
  5. Step 5: Solve for x
    x = 107,987,843,215,469,297,664/8,484,803,797.20
  6. Step 6: Final answer
    x = 12,727,205,695.80

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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.