Home / 66,313,756-142,705,212

Finding the Third Proportional to 66,313,756 and 142,705,212

Calculator

Solution

The third proportional to 66,313,756 and 142,705,212 is: 307,097,331.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,313,756 : 142,705,212 = 142,705,212 : x
  2. Step 2: Convert to fraction form
    66,313,756/142,705,212 = 142,705,212/x
  3. Step 3: Cross multiply
    66,313,756x = 142,705,212 × 142,705,212
  4. Step 4: Simplify right side
    66,313,756x = 20,364,777,531,964,944
  5. Step 5: Solve for x
    x = 20,364,777,531,964,944/66,313,756
  6. Step 6: Final answer
    x = 307,097,331.84

Related Problems

Find third proportional to 33,156,878 and 71,352,606
Half scale
Find third proportional to 132,627,512 and 285,410,424
Double scale
Find third proportional to 66,313,758 and 142,705,216
Similar ratio
Find third proportional to 99,470,634 and 214,057,818
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.