Home / 317,800,008-485,937,900

Finding the Third Proportional to 317,800,008 and 485,937,900

Calculator

Solution

The third proportional to 317,800,008 and 485,937,900 is: 743,032,211.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,800,008 : 485,937,900 = 485,937,900 : x
  2. Step 2: Convert to fraction form
    317,800,008/485,937,900 = 485,937,900/x
  3. Step 3: Cross multiply
    317,800,008x = 485,937,900 × 485,937,900
  4. Step 4: Simplify right side
    317,800,008x = 236,135,642,656,409,984
  5. Step 5: Solve for x
    x = 236,135,642,656,409,984/317,800,008
  6. Step 6: Final answer
    x = 743,032,211.18

Related Problems

Find third proportional to 158,900,004 and 242,968,950
Half scale
Find third proportional to 635,600,016 and 971,875,800
Double scale
Find third proportional to 317,800,010 and 485,937,903
Similar ratio
Find third proportional to 476,700,012 and 728,906,850
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.