Home / 320,419,613-657,825,655

Finding the Third Proportional to 320,419,613 and 657,825,655

Calculator

Solution

The third proportional to 320,419,613 and 657,825,655 is: 1,350,524,670.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,419,613 : 657,825,655 = 657,825,655 : x
  2. Step 2: Convert to fraction form
    320,419,613/657,825,655 = 657,825,655/x
  3. Step 3: Cross multiply
    320,419,613x = 657,825,655 × 657,825,655
  4. Step 4: Simplify right side
    320,419,613x = 432,734,592,376,179,008
  5. Step 5: Solve for x
    x = 432,734,592,376,179,008/320,419,613
  6. Step 6: Final answer
    x = 1,350,524,670.84

Related Problems

Find third proportional to 160,209,806.50 and 328,912,827.50
Half scale
Find third proportional to 640,839,226 and 1,315,651,310
Double scale
Find third proportional to 320,419,615 and 657,825,659
Similar ratio
Find third proportional to 480,629,419.50 and 986,738,482.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.