Home / 492,660,531-688,769,611

Finding the Third Proportional to 492,660,531 and 688,769,611

Calculator

Solution

The third proportional to 492,660,531 and 688,769,611 is: 962,942,121.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,660,531 : 688,769,611 = 688,769,611 : x
  2. Step 2: Convert to fraction form
    492,660,531/688,769,611 = 688,769,611/x
  3. Step 3: Cross multiply
    492,660,531x = 688,769,611 × 688,769,611
  4. Step 4: Simplify right side
    492,660,531x = 474,403,577,037,091,328
  5. Step 5: Solve for x
    x = 474,403,577,037,091,328/492,660,531
  6. Step 6: Final answer
    x = 962,942,121.78

Related Problems

Find third proportional to 246,330,265.50 and 344,384,805.50
Half scale
Find third proportional to 985,321,062 and 1,377,539,222
Double scale
Find third proportional to 492,660,533 and 688,769,614
Similar ratio
Find third proportional to 738,990,796.50 and 1,033,154,416.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.