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Finding the Fourth Proportional to 30,621,567,455.90, 45,932,351,183.85 and 30,621,567,455.90

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Solution

The fourth proportional to 30,621,567,455.90, 45,932,351,183.85 and 30,621,567,455.90 is: 45,932,351,183.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,621,567,455.90 : 45,932,351,183.85 = 30,621,567,455.90 : x
  2. Step 2: Convert to fraction form
    30,621,567,455.90/45,932,351,183.85 = 30,621,567,455.90/x
  3. Step 3: Cross multiply
    30,621,567,455.90x = 45,932,351,183.85 × 30,621,567,455.90
  4. Step 4: Simplify right side
    30,621,567,455.90x = 1,406,520,590,184,351,006,720
  5. Step 5: Solve for x
    x = 1,406,520,590,184,351,006,720/30,621,567,455.90
  6. Step 6: Final answer
    x = 45,932,351,183.85

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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.