Home / 189,369,264-407,991,912

Finding the Third Proportional to 189,369,264 and 407,991,912

Calculator

Solution

The third proportional to 189,369,264 and 407,991,912 is: 879,009,596.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,369,264 : 407,991,912 = 407,991,912 : x
  2. Step 2: Convert to fraction form
    189,369,264/407,991,912 = 407,991,912/x
  3. Step 3: Cross multiply
    189,369,264x = 407,991,912 × 407,991,912
  4. Step 4: Simplify right side
    189,369,264x = 166,457,400,257,415,744
  5. Step 5: Solve for x
    x = 166,457,400,257,415,744/189,369,264
  6. Step 6: Final answer
    x = 879,009,596.07

Related Problems

Find third proportional to 94,684,632 and 203,995,956
Half scale
Find third proportional to 378,738,528 and 815,983,824
Double scale
Find third proportional to 189,369,266 and 407,991,916
Similar ratio
Find third proportional to 284,053,896 and 611,987,868
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.