Home / 215,214,288-342,614,360

Finding the Third Proportional to 215,214,288 and 342,614,360

Calculator

Solution

The third proportional to 215,214,288 and 342,614,360 is: 545,431,257.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,214,288 : 342,614,360 = 342,614,360 : x
  2. Step 2: Convert to fraction form
    215,214,288/342,614,360 = 342,614,360/x
  3. Step 3: Cross multiply
    215,214,288x = 342,614,360 × 342,614,360
  4. Step 4: Simplify right side
    215,214,288x = 117,384,599,678,209,600
  5. Step 5: Solve for x
    x = 117,384,599,678,209,600/215,214,288
  6. Step 6: Final answer
    x = 545,431,257.23

Related Problems

Find third proportional to 107,607,144 and 171,307,180
Half scale
Find third proportional to 430,428,576 and 685,228,720
Double scale
Find third proportional to 215,214,290 and 342,614,363
Similar ratio
Find third proportional to 322,821,432 and 513,921,540
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.