Home / 269,078,435-421,181,242

Finding the Third Proportional to 269,078,435 and 421,181,242

Calculator

Solution

The third proportional to 269,078,435 and 421,181,242 is: 659,263,677.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,078,435 : 421,181,242 = 421,181,242 : x
  2. Step 2: Convert to fraction form
    269,078,435/421,181,242 = 421,181,242/x
  3. Step 3: Cross multiply
    269,078,435x = 421,181,242 × 421,181,242
  4. Step 4: Simplify right side
    269,078,435x = 177,393,638,612,662,560
  5. Step 5: Solve for x
    x = 177,393,638,612,662,560/269,078,435
  6. Step 6: Final answer
    x = 659,263,677.57

Related Problems

Find third proportional to 134,539,217.50 and 210,590,621
Half scale
Find third proportional to 538,156,870 and 842,362,484
Double scale
Find third proportional to 269,078,437 and 421,181,245
Similar ratio
Find third proportional to 403,617,652.50 and 631,771,863
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.