Home / 310,359,972-517,245,016

Finding the Third Proportional to 310,359,972 and 517,245,016

Calculator

Solution

The third proportional to 310,359,972 and 517,245,016 is: 862,039,021.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,359,972 : 517,245,016 = 517,245,016 : x
  2. Step 2: Convert to fraction form
    310,359,972/517,245,016 = 517,245,016/x
  3. Step 3: Cross multiply
    310,359,972x = 517,245,016 × 517,245,016
  4. Step 4: Simplify right side
    310,359,972x = 267,542,406,576,840,256
  5. Step 5: Solve for x
    x = 267,542,406,576,840,256/310,359,972
  6. Step 6: Final answer
    x = 862,039,021.50

Related Problems

Find third proportional to 155,179,986 and 258,622,508
Half scale
Find third proportional to 620,719,944 and 1,034,490,032
Double scale
Find third proportional to 310,359,974 and 517,245,019
Similar ratio
Find third proportional to 465,539,958 and 775,867,524
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.