Home / 127,725,316.50-279,631,180.50

Finding the Third Proportional to 127,725,316.50 and 279,631,180.50

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Solution

The third proportional to 127,725,316.50 and 279,631,180.50 is: 612,201,239.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,725,316.50 : 279,631,180.50 = 279,631,180.50 : x
  2. Step 2: Convert to fraction form
    127,725,316.50/279,631,180.50 = 279,631,180.50/x
  3. Step 3: Cross multiply
    127,725,316.50x = 279,631,180.50 × 279,631,180.50
  4. Step 4: Simplify right side
    127,725,316.50x = 78,193,597,107,823,584
  5. Step 5: Solve for x
    x = 78,193,597,107,823,584/127,725,316.50
  6. Step 6: Final answer
    x = 612,201,239.74

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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.