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Finding the Fourth Proportional to 48,440,793,939.20, 72,661,190,908.80 and 48,440,793,939.20

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Solution

The fourth proportional to 48,440,793,939.20, 72,661,190,908.80 and 48,440,793,939.20 is: 72,661,190,908.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,440,793,939.20 : 72,661,190,908.80 = 48,440,793,939.20 : x
  2. Step 2: Convert to fraction form
    48,440,793,939.20/72,661,190,908.80 = 48,440,793,939.20/x
  3. Step 3: Cross multiply
    48,440,793,939.20x = 72,661,190,908.80 × 48,440,793,939.20
  4. Step 4: Simplify right side
    48,440,793,939.20x = 3,519,765,776,190,053,285,888
  5. Step 5: Solve for x
    x = 3,519,765,776,190,053,285,888/48,440,793,939.20
  6. Step 6: Final answer
    x = 72,661,190,908.80

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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.