Home / 117,842,733,912.40-176,764,100,868.60-80,650,366,968.40

Finding the Fourth Proportional to 117,842,733,912.40, 176,764,100,868.60 and 80,650,366,968.40

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Solution

The fourth proportional to 117,842,733,912.40, 176,764,100,868.60 and 80,650,366,968.40 is: 120,975,550,452.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,842,733,912.40 : 176,764,100,868.60 = 80,650,366,968.40 : x
  2. Step 2: Convert to fraction form
    117,842,733,912.40/176,764,100,868.60 = 80,650,366,968.40/x
  3. Step 3: Cross multiply
    117,842,733,912.40x = 176,764,100,868.60 × 80,650,366,968.40
  4. Step 4: Simplify right side
    117,842,733,912.40x = 14,256,089,601,891,861,790,720
  5. Step 5: Solve for x
    x = 14,256,089,601,891,861,790,720/117,842,733,912.40
  6. Step 6: Final answer
    x = 120,975,550,452.60

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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.