Home / 100,145,062-213,517,920

Finding the Third Proportional to 100,145,062 and 213,517,920

Calculator

Solution

The third proportional to 100,145,062 and 213,517,920 is: 455,238,643.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,145,062 : 213,517,920 = 213,517,920 : x
  2. Step 2: Convert to fraction form
    100,145,062/213,517,920 = 213,517,920/x
  3. Step 3: Cross multiply
    100,145,062x = 213,517,920 × 213,517,920
  4. Step 4: Simplify right side
    100,145,062x = 45,589,902,161,126,400
  5. Step 5: Solve for x
    x = 45,589,902,161,126,400/100,145,062
  6. Step 6: Final answer
    x = 455,238,643.33

Related Problems

Find third proportional to 50,072,531 and 106,758,960
Half scale
Find third proportional to 200,290,124 and 427,035,840
Double scale
Find third proportional to 100,145,064 and 213,517,924
Similar ratio
Find third proportional to 150,217,593 and 320,276,880
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.