Home / 252,166,208.63-395,538,531.19

Finding the Third Proportional to 252,166,208.63 and 395,538,531.19

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Solution

The third proportional to 252,166,208.63 and 395,538,531.19 is: 620,427,021.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,166,208.63 : 395,538,531.19 = 395,538,531.19 : x
  2. Step 2: Convert to fraction form
    252,166,208.63/395,538,531.19 = 395,538,531.19/x
  3. Step 3: Cross multiply
    252,166,208.63x = 395,538,531.19 × 395,538,531.19
  4. Step 4: Simplify right side
    252,166,208.63x = 156,450,729,653,964,896
  5. Step 5: Solve for x
    x = 156,450,729,653,964,896/252,166,208.63
  6. Step 6: Final answer
    x = 620,427,021.16

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.