Home / 138,951,540-204,385,608

Finding the Third Proportional to 138,951,540 and 204,385,608

Calculator

Solution

The third proportional to 138,951,540 and 204,385,608 is: 300,633,420.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,951,540 : 204,385,608 = 204,385,608 : x
  2. Step 2: Convert to fraction form
    138,951,540/204,385,608 = 204,385,608/x
  3. Step 3: Cross multiply
    138,951,540x = 204,385,608 × 204,385,608
  4. Step 4: Simplify right side
    138,951,540x = 41,773,476,757,529,664
  5. Step 5: Solve for x
    x = 41,773,476,757,529,664/138,951,540
  6. Step 6: Final answer
    x = 300,633,420.53

Related Problems

Find third proportional to 69,475,770 and 102,192,804
Half scale
Find third proportional to 277,903,080 and 408,771,216
Double scale
Find third proportional to 138,951,542 and 204,385,611
Similar ratio
Find third proportional to 208,427,310 and 306,578,412
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.