Home / 408,045,986-885,370,290

Finding the Third Proportional to 408,045,986 and 885,370,290

Calculator

Solution

The third proportional to 408,045,986 and 885,370,290 is: 1,921,059,334.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,045,986 : 885,370,290 = 885,370,290 : x
  2. Step 2: Convert to fraction form
    408,045,986/885,370,290 = 885,370,290/x
  3. Step 3: Cross multiply
    408,045,986x = 885,370,290 × 885,370,290
  4. Step 4: Simplify right side
    408,045,986x = 783,880,550,414,684,160
  5. Step 5: Solve for x
    x = 783,880,550,414,684,160/408,045,986
  6. Step 6: Final answer
    x = 1,921,059,334.76

Related Problems

Find third proportional to 204,022,993 and 442,685,145
Half scale
Find third proportional to 816,091,972 and 1,770,740,580
Double scale
Find third proportional to 408,045,988 and 885,370,294
Similar ratio
Find third proportional to 612,068,979 and 1,328,055,435
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.