Home / 221,836,320-478,747,260

Finding the Third Proportional to 221,836,320 and 478,747,260

Calculator

Solution

The third proportional to 221,836,320 and 478,747,260 is: 1,033,189,420.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,836,320 : 478,747,260 = 478,747,260 : x
  2. Step 2: Convert to fraction form
    221,836,320/478,747,260 = 478,747,260/x
  3. Step 3: Cross multiply
    221,836,320x = 478,747,260 × 478,747,260
  4. Step 4: Simplify right side
    221,836,320x = 229,198,938,957,507,584
  5. Step 5: Solve for x
    x = 229,198,938,957,507,584/221,836,320
  6. Step 6: Final answer
    x = 1,033,189,420.73

Related Problems

Find third proportional to 110,918,160 and 239,373,630
Half scale
Find third proportional to 443,672,640 and 957,494,520
Double scale
Find third proportional to 221,836,322 and 478,747,264
Similar ratio
Find third proportional to 332,754,480 and 718,120,890
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.