Home / 1,410,212,784-1,944,042,578.79-985,507,854.27

Finding the Fourth Proportional to 1,410,212,784, 1,944,042,578.79 and 985,507,854.27

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Solution

The fourth proportional to 1,410,212,784, 1,944,042,578.79 and 985,507,854.27 is: 1,358,567,481.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,212,784 : 1,944,042,578.79 = 985,507,854.27 : x
  2. Step 2: Convert to fraction form
    1,410,212,784/1,944,042,578.79 = 985,507,854.27/x
  3. Step 3: Cross multiply
    1,410,212,784x = 1,944,042,578.79 × 985,507,854.27
  4. Step 4: Simplify right side
    1,410,212,784x = 1,915,869,230,432,850,176
  5. Step 5: Solve for x
    x = 1,915,869,230,432,850,176/1,410,212,784
  6. Step 6: Final answer
    x = 1,358,567,481.57

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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.