Home / 216,899,055-330,430,806

Finding the Third Proportional to 216,899,055 and 330,430,806

Calculator

Solution

The third proportional to 216,899,055 and 330,430,806 is: 503,388,627.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,899,055 : 330,430,806 = 330,430,806 : x
  2. Step 2: Convert to fraction form
    216,899,055/330,430,806 = 330,430,806/x
  3. Step 3: Cross multiply
    216,899,055x = 330,430,806 × 330,430,806
  4. Step 4: Simplify right side
    216,899,055x = 109,184,517,553,809,632
  5. Step 5: Solve for x
    x = 109,184,517,553,809,632/216,899,055
  6. Step 6: Final answer
    x = 503,388,627.28

Related Problems

Find third proportional to 108,449,527.50 and 165,215,403
Half scale
Find third proportional to 433,798,110 and 660,861,612
Double scale
Find third proportional to 216,899,057 and 330,430,809
Similar ratio
Find third proportional to 325,348,582.50 and 495,646,209
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.