Home / 512,263,003.49-706,923,173.05-277,313,656.37

Finding the Fourth Proportional to 512,263,003.49, 706,923,173.05 and 277,313,656.37

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Solution

The fourth proportional to 512,263,003.49, 706,923,173.05 and 277,313,656.37 is: 382,692,969.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,263,003.49 : 706,923,173.05 = 277,313,656.37 : x
  2. Step 2: Convert to fraction form
    512,263,003.49/706,923,173.05 = 277,313,656.37/x
  3. Step 3: Cross multiply
    512,263,003.49x = 706,923,173.05 × 277,313,656.37
  4. Step 4: Simplify right side
    512,263,003.49x = 196,039,449,886,949,856
  5. Step 5: Solve for x
    x = 196,039,449,886,949,856/512,263,003.49
  6. Step 6: Final answer
    x = 382,692,969.34

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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.