Home / 797,394,044.40-1,196,315,015.40-388,463,535.60

Finding the Fourth Proportional to 797,394,044.40, 1,196,315,015.40 and 388,463,535.60

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Solution

The fourth proportional to 797,394,044.40, 1,196,315,015.40 and 388,463,535.60 is: 582,804,403.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,394,044.40 : 1,196,315,015.40 = 388,463,535.60 : x
  2. Step 2: Convert to fraction form
    797,394,044.40/1,196,315,015.40 = 388,463,535.60/x
  3. Step 3: Cross multiply
    797,394,044.40x = 1,196,315,015.40 × 388,463,535.60
  4. Step 4: Simplify right side
    797,394,044.40x = 464,724,760,573,652,544
  5. Step 5: Solve for x
    x = 464,724,760,573,652,544/797,394,044.40
  6. Step 6: Final answer
    x = 582,804,403.72

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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.