Home / 729,782,725.80-1,093,147,919.10-341,936,581.80

Finding the Fourth Proportional to 729,782,725.80, 1,093,147,919.10 and 341,936,581.80

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Solution

The fourth proportional to 729,782,725.80, 1,093,147,919.10 and 341,936,581.80 is: 512,189,792.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,782,725.80 : 1,093,147,919.10 = 341,936,581.80 : x
  2. Step 2: Convert to fraction form
    729,782,725.80/1,093,147,919.10 = 341,936,581.80/x
  3. Step 3: Cross multiply
    729,782,725.80x = 1,093,147,919.10 × 341,936,581.80
  4. Step 4: Simplify right side
    729,782,725.80x = 373,787,262,858,836,928
  5. Step 5: Solve for x
    x = 373,787,262,858,836,928/729,782,725.80
  6. Step 6: Final answer
    x = 512,189,792.45

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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.