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Finding the Fourth Proportional to 8,970,297,750.20, 13,455,446,625.30 and 8,970,297,750.20

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Solution

The fourth proportional to 8,970,297,750.20, 13,455,446,625.30 and 8,970,297,750.20 is: 13,455,446,625.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,970,297,750.20 : 13,455,446,625.30 = 8,970,297,750.20 : x
  2. Step 2: Convert to fraction form
    8,970,297,750.20/13,455,446,625.30 = 8,970,297,750.20/x
  3. Step 3: Cross multiply
    8,970,297,750.20x = 13,455,446,625.30 × 8,970,297,750.20
  4. Step 4: Simplify right side
    8,970,297,750.20x = 120,699,362,590,864,769,024
  5. Step 5: Solve for x
    x = 120,699,362,590,864,769,024/8,970,297,750.20
  6. Step 6: Final answer
    x = 13,455,446,625.30

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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.