Home / 67,588,749-138,760,548.19

Finding the Third Proportional to 67,588,749 and 138,760,548.19

Calculator

Solution

The third proportional to 67,588,749 and 138,760,548.19 is: 284,877,143.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,588,749 : 138,760,548.19 = 138,760,548.19 : x
  2. Step 2: Convert to fraction form
    67,588,749/138,760,548.19 = 138,760,548.19/x
  3. Step 3: Cross multiply
    67,588,749x = 138,760,548.19 × 138,760,548.19
  4. Step 4: Simplify right side
    67,588,749x = 19,254,489,733,295,508
  5. Step 5: Solve for x
    x = 19,254,489,733,295,508/67,588,749
  6. Step 6: Final answer
    x = 284,877,143.28

Related Problems

Find third proportional to 33,794,374.50 and 69,380,274.09
Half scale
Find third proportional to 135,177,498 and 277,521,096.38
Double scale
Find third proportional to 67,588,751 and 138,760,552
Similar ratio
Find third proportional to 101,383,123.50 and 208,140,822.28
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.