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Finding the Fourth Proportional to 6,763,776,005.60, 10,145,664,008.40 and 6,763,776,005.60

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Solution

The fourth proportional to 6,763,776,005.60, 10,145,664,008.40 and 6,763,776,005.60 is: 10,145,664,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,763,776,005.60 : 10,145,664,008.40 = 6,763,776,005.60 : x
  2. Step 2: Convert to fraction form
    6,763,776,005.60/10,145,664,008.40 = 6,763,776,005.60/x
  3. Step 3: Cross multiply
    6,763,776,005.60x = 10,145,664,008.40 × 6,763,776,005.60
  4. Step 4: Simplify right side
    6,763,776,005.60x = 68,622,998,780,895,436,800
  5. Step 5: Solve for x
    x = 68,622,998,780,895,436,800/6,763,776,005.60
  6. Step 6: Final answer
    x = 10,145,664,008.40

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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.