Home / 66,172,376-100,109,629.50

Finding the Third Proportional to 66,172,376 and 100,109,629.50

Calculator

Solution

The third proportional to 66,172,376 and 100,109,629.50 is: 151,451,988.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,172,376 : 100,109,629.50 = 100,109,629.50 : x
  2. Step 2: Convert to fraction form
    66,172,376/100,109,629.50 = 100,109,629.50/x
  3. Step 3: Cross multiply
    66,172,376x = 100,109,629.50 × 100,109,629.50
  4. Step 4: Simplify right side
    66,172,376x = 10,021,937,918,627,270
  5. Step 5: Solve for x
    x = 10,021,937,918,627,270/66,172,376
  6. Step 6: Final answer
    x = 151,451,988.34

Related Problems

Find third proportional to 33,086,188 and 50,054,814.75
Half scale
Find third proportional to 132,344,752 and 200,219,259
Double scale
Find third proportional to 66,172,378 and 100,109,633
Similar ratio
Find third proportional to 99,258,564 and 150,164,444.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.