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Finding the Fourth Proportional to 49,928,353,905.60, 74,892,530,858.40 and 49,928,353,905.60

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Solution

The fourth proportional to 49,928,353,905.60, 74,892,530,858.40 and 49,928,353,905.60 is: 74,892,530,858.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,928,353,905.60 : 74,892,530,858.40 = 49,928,353,905.60 : x
  2. Step 2: Convert to fraction form
    49,928,353,905.60/74,892,530,858.40 = 49,928,353,905.60/x
  3. Step 3: Cross multiply
    49,928,353,905.60x = 74,892,530,858.40 × 49,928,353,905.60
  4. Step 4: Simplify right side
    49,928,353,905.60x = 3,739,260,785,584,263,659,520
  5. Step 5: Solve for x
    x = 3,739,260,785,584,263,659,520/49,928,353,905.60
  6. Step 6: Final answer
    x = 74,892,530,858.40

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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.