Home / 678,477,330-1,469,616,615

Finding the Third Proportional to 678,477,330 and 1,469,616,615

Calculator

Solution

The third proportional to 678,477,330 and 1,469,616,615 is: 3,183,264,789.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,477,330 : 1,469,616,615 = 1,469,616,615 : x
  2. Step 2: Convert to fraction form
    678,477,330/1,469,616,615 = 1,469,616,615/x
  3. Step 3: Cross multiply
    678,477,330x = 1,469,616,615 × 1,469,616,615
  4. Step 4: Simplify right side
    678,477,330x = 2,159,772,995,084,058,112
  5. Step 5: Solve for x
    x = 2,159,772,995,084,058,112/678,477,330
  6. Step 6: Final answer
    x = 3,183,264,789.53

Related Problems

Find third proportional to 339,238,665 and 734,808,307.50
Half scale
Find third proportional to 1,356,954,660 and 2,939,233,230
Double scale
Find third proportional to 678,477,332 and 1,469,616,619
Similar ratio
Find third proportional to 1,017,715,995 and 2,204,424,922.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.