Home / 127,725,323.63-279,631,185.75

Finding the Third Proportional to 127,725,323.63 and 279,631,185.75

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Solution

The third proportional to 127,725,323.63 and 279,631,185.75 is: 612,201,228.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,725,323.63 : 279,631,185.75 = 279,631,185.75 : x
  2. Step 2: Convert to fraction form
    127,725,323.63/279,631,185.75 = 279,631,185.75/x
  3. Step 3: Cross multiply
    127,725,323.63x = 279,631,185.75 × 279,631,185.75
  4. Step 4: Simplify right side
    127,725,323.63x = 78,193,600,043,951,008
  5. Step 5: Solve for x
    x = 78,193,600,043,951,008/127,725,323.63
  6. Step 6: Final answer
    x = 612,201,228.58

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.