Home / 80,135,690-119,731,803

Finding the Third Proportional to 80,135,690 and 119,731,803

Calculator

Solution

The third proportional to 80,135,690 and 119,731,803 is: 178,892,883.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,135,690 : 119,731,803 = 119,731,803 : x
  2. Step 2: Convert to fraction form
    80,135,690/119,731,803 = 119,731,803/x
  3. Step 3: Cross multiply
    80,135,690x = 119,731,803 × 119,731,803
  4. Step 4: Simplify right side
    80,135,690x = 14,335,704,649,630,808
  5. Step 5: Solve for x
    x = 14,335,704,649,630,808/80,135,690
  6. Step 6: Final answer
    x = 178,892,883.43

Related Problems

Find third proportional to 40,067,845 and 59,865,901.50
Half scale
Find third proportional to 160,271,380 and 239,463,606
Double scale
Find third proportional to 80,135,692 and 119,731,806
Similar ratio
Find third proportional to 120,203,535 and 179,597,704.50
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.