Home / 77,292,694-166,691,378

Finding the Third Proportional to 77,292,694 and 166,691,378

Calculator

Solution

The third proportional to 77,292,694 and 166,691,378 is: 359,490,840.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,292,694 : 166,691,378 = 166,691,378 : x
  2. Step 2: Convert to fraction form
    77,292,694/166,691,378 = 166,691,378/x
  3. Step 3: Cross multiply
    77,292,694x = 166,691,378 × 166,691,378
  4. Step 4: Simplify right side
    77,292,694x = 27,786,015,499,538,884
  5. Step 5: Solve for x
    x = 27,786,015,499,538,884/77,292,694
  6. Step 6: Final answer
    x = 359,490,840.10

Related Problems

Find third proportional to 38,646,347 and 83,345,689
Half scale
Find third proportional to 154,585,388 and 333,382,756
Double scale
Find third proportional to 77,292,696 and 166,691,382
Similar ratio
Find third proportional to 115,939,041 and 250,037,067
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.