Home / 512,254,744.25-706,910,729.56-277,305,342.45

Finding the Fourth Proportional to 512,254,744.25, 706,910,729.56 and 277,305,342.45

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Solution

The fourth proportional to 512,254,744.25, 706,910,729.56 and 277,305,342.45 is: 382,680,930.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,254,744.25 : 706,910,729.56 = 277,305,342.45 : x
  2. Step 2: Convert to fraction form
    512,254,744.25/706,910,729.56 = 277,305,342.45/x
  3. Step 3: Cross multiply
    512,254,744.25x = 706,910,729.56 × 277,305,342.45
  4. Step 4: Simplify right side
    512,254,744.25x = 196,030,121,938,863,904
  5. Step 5: Solve for x
    x = 196,030,121,938,863,904/512,254,744.25
  6. Step 6: Final answer
    x = 382,680,930.03

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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.