Home / 191,258,542,420.12-263,936,888,735.78-104,452,300,520.56

Finding the Fourth Proportional to 191,258,542,420.12, 263,936,888,735.78 and 104,452,300,520.56

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Solution

The fourth proportional to 191,258,542,420.12, 263,936,888,735.78 and 104,452,300,520.56 is: 144,144,229,438.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,258,542,420.12 : 263,936,888,735.78 = 104,452,300,520.56 : x
  2. Step 2: Convert to fraction form
    191,258,542,420.12/263,936,888,735.78 = 104,452,300,520.56/x
  3. Step 3: Cross multiply
    191,258,542,420.12x = 263,936,888,735.78 × 104,452,300,520.56
  4. Step 4: Simplify right side
    191,258,542,420.12x = 27,568,815,220,691,300,253,696
  5. Step 5: Solve for x
    x = 27,568,815,220,691,300,253,696/191,258,542,420.12
  6. Step 6: Final answer
    x = 144,144,229,438.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.