Home / 218,763,228-338,625,486

Finding the Third Proportional to 218,763,228 and 338,625,486

Calculator

Solution

The third proportional to 218,763,228 and 338,625,486 is: 524,161,308.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,763,228 : 338,625,486 = 338,625,486 : x
  2. Step 2: Convert to fraction form
    218,763,228/338,625,486 = 338,625,486/x
  3. Step 3: Cross multiply
    218,763,228x = 338,625,486 × 338,625,486
  4. Step 4: Simplify right side
    218,763,228x = 114,667,219,768,736,192
  5. Step 5: Solve for x
    x = 114,667,219,768,736,192/218,763,228
  6. Step 6: Final answer
    x = 524,161,308.17

Related Problems

Find third proportional to 109,381,614 and 169,312,743
Half scale
Find third proportional to 437,526,456 and 677,250,972
Double scale
Find third proportional to 218,763,230 and 338,625,489
Similar ratio
Find third proportional to 328,144,842 and 507,938,229
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.