Home / 231,331,686-308,407,833

Finding the Third Proportional to 231,331,686 and 308,407,833

Calculator

Solution

The third proportional to 231,331,686 and 308,407,833 is: 411,164,562.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,331,686 : 308,407,833 = 308,407,833 : x
  2. Step 2: Convert to fraction form
    231,331,686/308,407,833 = 308,407,833/x
  3. Step 3: Cross multiply
    231,331,686x = 308,407,833 × 308,407,833
  4. Step 4: Simplify right side
    231,331,686x = 95,115,391,455,755,888
  5. Step 5: Solve for x
    x = 95,115,391,455,755,888/231,331,686
  6. Step 6: Final answer
    x = 411,164,562.45

Related Problems

Find third proportional to 115,665,843 and 154,203,916.50
Half scale
Find third proportional to 462,663,372 and 616,815,666
Double scale
Find third proportional to 231,331,688 and 308,407,836
Similar ratio
Find third proportional to 346,997,529 and 462,611,749.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.