Home / 138,380,280-194,649,299

Finding the Third Proportional to 138,380,280 and 194,649,299

Calculator

Solution

The third proportional to 138,380,280 and 194,649,299 is: 273,798,763.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,380,280 : 194,649,299 = 194,649,299 : x
  2. Step 2: Convert to fraction form
    138,380,280/194,649,299 = 194,649,299/x
  3. Step 3: Cross multiply
    138,380,280x = 194,649,299 × 194,649,299
  4. Step 4: Simplify right side
    138,380,280x = 37,888,349,601,191,400
  5. Step 5: Solve for x
    x = 37,888,349,601,191,400/138,380,280
  6. Step 6: Final answer
    x = 273,798,763.82

Related Problems

Find third proportional to 69,190,140 and 97,324,649.50
Half scale
Find third proportional to 276,760,560 and 389,298,598
Double scale
Find third proportional to 138,380,282 and 194,649,302
Similar ratio
Find third proportional to 207,570,420 and 291,973,948.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.