Home / 117,842,733,910.40-176,764,100,865.60-80,650,366,966.40

Finding the Fourth Proportional to 117,842,733,910.40, 176,764,100,865.60 and 80,650,366,966.40

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Solution

The fourth proportional to 117,842,733,910.40, 176,764,100,865.60 and 80,650,366,966.40 is: 120,975,550,449.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,842,733,910.40 : 176,764,100,865.60 = 80,650,366,966.40 : x
  2. Step 2: Convert to fraction form
    117,842,733,910.40/176,764,100,865.60 = 80,650,366,966.40/x
  3. Step 3: Cross multiply
    117,842,733,910.40x = 176,764,100,865.60 × 80,650,366,966.40
  4. Step 4: Simplify right side
    117,842,733,910.40x = 14,256,089,601,296,383,868,928
  5. Step 5: Solve for x
    x = 14,256,089,601,296,383,868,928/117,842,733,910.40
  6. Step 6: Final answer
    x = 120,975,550,449.60

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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.