Home / 269,403,872-394,028,100

Finding the Third Proportional to 269,403,872 and 394,028,100

Calculator

Solution

The third proportional to 269,403,872 and 394,028,100 is: 576,302,569.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,403,872 : 394,028,100 = 394,028,100 : x
  2. Step 2: Convert to fraction form
    269,403,872/394,028,100 = 394,028,100/x
  3. Step 3: Cross multiply
    269,403,872x = 394,028,100 × 394,028,100
  4. Step 4: Simplify right side
    269,403,872x = 155,258,143,589,609,984
  5. Step 5: Solve for x
    x = 155,258,143,589,609,984/269,403,872
  6. Step 6: Final answer
    x = 576,302,569.21

Related Problems

Find third proportional to 134,701,936 and 197,014,050
Half scale
Find third proportional to 538,807,744 and 788,056,200
Double scale
Find third proportional to 269,403,874 and 394,028,103
Similar ratio
Find third proportional to 404,105,808 and 591,042,150
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.