Home / 142,197,700-212,366,406

Finding the Third Proportional to 142,197,700 and 212,366,406

Calculator

Solution

The third proportional to 142,197,700 and 212,366,406 is: 317,160,477.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,197,700 : 212,366,406 = 212,366,406 : x
  2. Step 2: Convert to fraction form
    142,197,700/212,366,406 = 212,366,406/x
  3. Step 3: Cross multiply
    142,197,700x = 212,366,406 × 212,366,406
  4. Step 4: Simplify right side
    142,197,700x = 45,099,490,397,356,832
  5. Step 5: Solve for x
    x = 45,099,490,397,356,832/142,197,700
  6. Step 6: Final answer
    x = 317,160,477.26

Related Problems

Find third proportional to 71,098,850 and 106,183,203
Half scale
Find third proportional to 284,395,400 and 424,732,812
Double scale
Find third proportional to 142,197,702 and 212,366,409
Similar ratio
Find third proportional to 213,296,550 and 318,549,609
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.