Home / 201,397,312-310,992,686

Finding the Third Proportional to 201,397,312 and 310,992,686

Calculator

Solution

The third proportional to 201,397,312 and 310,992,686 is: 480,227,118.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,397,312 : 310,992,686 = 310,992,686 : x
  2. Step 2: Convert to fraction form
    201,397,312/310,992,686 = 310,992,686/x
  3. Step 3: Cross multiply
    201,397,312x = 310,992,686 × 310,992,686
  4. Step 4: Simplify right side
    201,397,312x = 96,716,450,745,494,592
  5. Step 5: Solve for x
    x = 96,716,450,745,494,592/201,397,312
  6. Step 6: Final answer
    x = 480,227,118.15

Related Problems

Find third proportional to 100,698,656 and 155,496,343
Half scale
Find third proportional to 402,794,624 and 621,985,372
Double scale
Find third proportional to 201,397,314 and 310,992,689
Similar ratio
Find third proportional to 302,095,968 and 466,489,029
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.