Home / 201,397,490-310,992,962

Finding the Third Proportional to 201,397,490 and 310,992,962

Calculator

Solution

The third proportional to 201,397,490 and 310,992,962 is: 480,227,546.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,397,490 : 310,992,962 = 310,992,962 : x
  2. Step 2: Convert to fraction form
    201,397,490/310,992,962 = 310,992,962/x
  3. Step 3: Cross multiply
    201,397,490x = 310,992,962 × 310,992,962
  4. Step 4: Simplify right side
    201,397,490x = 96,716,622,413,533,440
  5. Step 5: Solve for x
    x = 96,716,622,413,533,440/201,397,490
  6. Step 6: Final answer
    x = 480,227,546.10

Related Problems

Find third proportional to 100,698,745 and 155,496,481
Half scale
Find third proportional to 402,794,980 and 621,985,924
Double scale
Find third proportional to 201,397,492 and 310,992,965
Similar ratio
Find third proportional to 302,096,235 and 466,489,443
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.