Home / 143,260,380-306,961,920

Finding the Third Proportional to 143,260,380 and 306,961,920

Calculator

Solution

The third proportional to 143,260,380 and 306,961,920 is: 657,722,814.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,260,380 : 306,961,920 = 306,961,920 : x
  2. Step 2: Convert to fraction form
    143,260,380/306,961,920 = 306,961,920/x
  3. Step 3: Cross multiply
    143,260,380x = 306,961,920 × 306,961,920
  4. Step 4: Simplify right side
    143,260,380x = 94,225,620,330,086,400
  5. Step 5: Solve for x
    x = 94,225,620,330,086,400/143,260,380
  6. Step 6: Final answer
    x = 657,722,814.43

Related Problems

Find third proportional to 71,630,190 and 153,480,960
Half scale
Find third proportional to 286,520,760 and 613,923,840
Double scale
Find third proportional to 143,260,382 and 306,961,924
Similar ratio
Find third proportional to 214,890,570 and 460,442,880
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.