Home / 120,743,972-188,290,400

Finding the Third Proportional to 120,743,972 and 188,290,400

Calculator

Solution

The third proportional to 120,743,972 and 188,290,400 is: 293,623,558.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,743,972 : 188,290,400 = 188,290,400 : x
  2. Step 2: Convert to fraction form
    120,743,972/188,290,400 = 188,290,400/x
  3. Step 3: Cross multiply
    120,743,972x = 188,290,400 × 188,290,400
  4. Step 4: Simplify right side
    120,743,972x = 35,453,274,732,160,000
  5. Step 5: Solve for x
    x = 35,453,274,732,160,000/120,743,972
  6. Step 6: Final answer
    x = 293,623,558.55

Related Problems

Find third proportional to 60,371,986 and 94,145,200
Half scale
Find third proportional to 241,487,944 and 376,580,800
Double scale
Find third proportional to 120,743,974 and 188,290,403
Similar ratio
Find third proportional to 181,115,958 and 282,435,600
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.