Home / 640,518,610-1,398,485,924

Finding the Third Proportional to 640,518,610 and 1,398,485,924

Calculator

Solution

The third proportional to 640,518,610 and 1,398,485,924 is: 3,053,405,239.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,518,610 : 1,398,485,924 = 1,398,485,924 : x
  2. Step 2: Convert to fraction form
    640,518,610/1,398,485,924 = 1,398,485,924/x
  3. Step 3: Cross multiply
    640,518,610x = 1,398,485,924 × 1,398,485,924
  4. Step 4: Simplify right side
    640,518,610x = 1,955,762,879,626,133,760
  5. Step 5: Solve for x
    x = 1,955,762,879,626,133,760/640,518,610
  6. Step 6: Final answer
    x = 3,053,405,239.27

Related Problems

Find third proportional to 320,259,305 and 699,242,962
Half scale
Find third proportional to 1,281,037,220 and 2,796,971,848
Double scale
Find third proportional to 640,518,612 and 1,398,485,928
Similar ratio
Find third proportional to 960,777,915 and 2,097,728,886
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.