Home / 874,145,322,352.85-1,206,239,590,326.80-483,503,478,415.45

Finding the Fourth Proportional to 874,145,322,352.85, 1,206,239,590,326.80 and 483,503,478,415.45

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Solution

The fourth proportional to 874,145,322,352.85, 1,206,239,590,326.80 and 483,503,478,415.45 is: 667,190,022,999.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,145,322,352.85 : 1,206,239,590,326.80 = 483,503,478,415.45 : x
  2. Step 2: Convert to fraction form
    874,145,322,352.85/1,206,239,590,326.80 = 483,503,478,415.45/x
  3. Step 3: Cross multiply
    874,145,322,352.85x = 1,206,239,590,326.80 × 483,503,478,415.45
  4. Step 4: Simplify right side
    874,145,322,352.85x = 583,221,037,725,435,203,420,160
  5. Step 5: Solve for x
    x = 583,221,037,725,435,203,420,160/874,145,322,352.85
  6. Step 6: Final answer
    x = 667,190,022,999.42

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Double scale
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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.