Home / 395,850,240-818,854,272

Finding the Third Proportional to 395,850,240 and 818,854,272

Calculator

Solution

The third proportional to 395,850,240 and 818,854,272 is: 1,693,878,772.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,850,240 : 818,854,272 = 818,854,272 : x
  2. Step 2: Convert to fraction form
    395,850,240/818,854,272 = 818,854,272/x
  3. Step 3: Cross multiply
    395,850,240x = 818,854,272 × 818,854,272
  4. Step 4: Simplify right side
    395,850,240x = 670,522,318,772,649,984
  5. Step 5: Solve for x
    x = 670,522,318,772,649,984/395,850,240
  6. Step 6: Final answer
    x = 1,693,878,772.87

Related Problems

Find third proportional to 197,925,120 and 409,427,136
Half scale
Find third proportional to 791,700,480 and 1,637,708,544
Double scale
Find third proportional to 395,850,242 and 818,854,276
Similar ratio
Find third proportional to 593,775,360 and 1,228,281,408
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.