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Finding the Fourth Proportional to 248,485,811,793.30, 372,728,717,689.95 and 248,485,811,793.30

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Solution

The fourth proportional to 248,485,811,793.30, 372,728,717,689.95 and 248,485,811,793.30 is: 372,728,717,689.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,485,811,793.30 : 372,728,717,689.95 = 248,485,811,793.30 : x
  2. Step 2: Convert to fraction form
    248,485,811,793.30/372,728,717,689.95 = 248,485,811,793.30/x
  3. Step 3: Cross multiply
    248,485,811,793.30x = 372,728,717,689.95 × 248,485,811,793.30
  4. Step 4: Simplify right side
    248,485,811,793.30x = 92,617,797,993,862,956,843,008
  5. Step 5: Solve for x
    x = 92,617,797,993,862,956,843,008/248,485,811,793.30
  6. Step 6: Final answer
    x = 372,728,717,689.95

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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.