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Finding the Fourth Proportional to 7,663,248,001.15, 11,494,872,001.73 and 7,663,248,001.15

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Solution

The fourth proportional to 7,663,248,001.15, 11,494,872,001.73 and 7,663,248,001.15 is: 11,494,872,001.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,663,248,001.15 : 11,494,872,001.73 = 7,663,248,001.15 : x
  2. Step 2: Convert to fraction form
    7,663,248,001.15/11,494,872,001.73 = 7,663,248,001.15/x
  3. Step 3: Cross multiply
    7,663,248,001.15x = 11,494,872,001.73 × 7,663,248,001.15
  4. Step 4: Simplify right side
    7,663,248,001.15x = 88,088,054,890,694,197,248
  5. Step 5: Solve for x
    x = 88,088,054,890,694,197,248/7,663,248,001.15
  6. Step 6: Final answer
    x = 11,494,872,001.73

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Double scale
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Similar ratio
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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.