Home / 216,899,059-330,430,812

Finding the Third Proportional to 216,899,059 and 330,430,812

Calculator

Solution

The third proportional to 216,899,059 and 330,430,812 is: 503,388,636.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,899,059 : 330,430,812 = 330,430,812 : x
  2. Step 2: Convert to fraction form
    216,899,059/330,430,812 = 330,430,812/x
  3. Step 3: Cross multiply
    216,899,059x = 330,430,812 × 330,430,812
  4. Step 4: Simplify right side
    216,899,059x = 109,184,521,518,979,344
  5. Step 5: Solve for x
    x = 109,184,521,518,979,344/216,899,059
  6. Step 6: Final answer
    x = 503,388,636.27

Related Problems

Find third proportional to 108,449,529.50 and 165,215,406
Half scale
Find third proportional to 433,798,118 and 660,861,624
Double scale
Find third proportional to 216,899,061 and 330,430,815
Similar ratio
Find third proportional to 325,348,588.50 and 495,646,218
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.