Home / 253,722,296-403,726,243

Finding the Third Proportional to 253,722,296 and 403,726,243

Calculator

Solution

The third proportional to 253,722,296 and 403,726,243 is: 642,414,489.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,722,296 : 403,726,243 = 403,726,243 : x
  2. Step 2: Convert to fraction form
    253,722,296/403,726,243 = 403,726,243/x
  3. Step 3: Cross multiply
    253,722,296x = 403,726,243 × 403,726,243
  4. Step 4: Simplify right side
    253,722,296x = 162,994,879,286,895,040
  5. Step 5: Solve for x
    x = 162,994,879,286,895,040/253,722,296
  6. Step 6: Final answer
    x = 642,414,489.61

Related Problems

Find third proportional to 126,861,148 and 201,863,121.50
Half scale
Find third proportional to 507,444,592 and 807,452,486
Double scale
Find third proportional to 253,722,298 and 403,726,246
Similar ratio
Find third proportional to 380,583,444 and 605,589,364.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.