Home / 54,978,144-80,784,288

Finding the Third Proportional to 54,978,144 and 80,784,288

Calculator

Solution

The third proportional to 54,978,144 and 80,784,288 is: 118,703,555.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,978,144 : 80,784,288 = 80,784,288 : x
  2. Step 2: Convert to fraction form
    54,978,144/80,784,288 = 80,784,288/x
  3. Step 3: Cross multiply
    54,978,144x = 80,784,288 × 80,784,288
  4. Step 4: Simplify right side
    54,978,144x = 6,526,101,187,666,944
  5. Step 5: Solve for x
    x = 6,526,101,187,666,944/54,978,144
  6. Step 6: Final answer
    x = 118,703,555.87

Related Problems

Find third proportional to 27,489,072 and 40,392,144
Half scale
Find third proportional to 109,956,288 and 161,568,576
Double scale
Find third proportional to 54,978,146 and 80,784,291
Similar ratio
Find third proportional to 82,467,216 and 121,176,432
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.