Home / 69,212,010-149,367,012

Finding the Third Proportional to 69,212,010 and 149,367,012

Calculator

Solution

The third proportional to 69,212,010 and 149,367,012 is: 322,350,185.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,212,010 : 149,367,012 = 149,367,012 : x
  2. Step 2: Convert to fraction form
    69,212,010/149,367,012 = 149,367,012/x
  3. Step 3: Cross multiply
    69,212,010x = 149,367,012 × 149,367,012
  4. Step 4: Simplify right side
    69,212,010x = 22,310,504,273,808,144
  5. Step 5: Solve for x
    x = 22,310,504,273,808,144/69,212,010
  6. Step 6: Final answer
    x = 322,350,185.67

Related Problems

Find third proportional to 34,606,005 and 74,683,506
Half scale
Find third proportional to 138,424,020 and 298,734,024
Double scale
Find third proportional to 69,212,012 and 149,367,016
Similar ratio
Find third proportional to 103,818,015 and 224,050,518
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.