Home / 801,057,910.25-1,201,722,530.49-276,284,526.50

Finding the Fourth Proportional to 801,057,910.25, 1,201,722,530.49 and 276,284,526.50

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Solution

The fourth proportional to 801,057,910.25, 1,201,722,530.49 and 276,284,526.50 is: 414,473,580.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,057,910.25 : 1,201,722,530.49 = 276,284,526.50 : x
  2. Step 2: Convert to fraction form
    801,057,910.25/1,201,722,530.49 = 276,284,526.50/x
  3. Step 3: Cross multiply
    801,057,910.25x = 1,201,722,530.49 × 276,284,526.50
  4. Step 4: Simplify right side
    801,057,910.25x = 332,017,340,314,802,880
  5. Step 5: Solve for x
    x = 332,017,340,314,802,880/801,057,910.25
  6. Step 6: Final answer
    x = 414,473,580.58

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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.