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Finding the Fourth Proportional to 40,782,318,190.60, 61,173,477,285.90 and 40,782,318,190.60

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Solution

The fourth proportional to 40,782,318,190.60, 61,173,477,285.90 and 40,782,318,190.60 is: 61,173,477,285.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,782,318,190.60 : 61,173,477,285.90 = 40,782,318,190.60 : x
  2. Step 2: Convert to fraction form
    40,782,318,190.60/61,173,477,285.90 = 40,782,318,190.60/x
  3. Step 3: Cross multiply
    40,782,318,190.60x = 61,173,477,285.90 × 40,782,318,190.60
  4. Step 4: Simplify right side
    40,782,318,190.60x = 2,494,796,215,499,015,323,648
  5. Step 5: Solve for x
    x = 2,494,796,215,499,015,323,648/40,782,318,190.60
  6. Step 6: Final answer
    x = 61,173,477,285.90

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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.