Home / 8,269,215,840-12,710,366,721

Finding the Third Proportional to 8,269,215,840 and 12,710,366,721

Calculator

Solution

The third proportional to 8,269,215,840 and 12,710,366,721 is: 19,536,728,186.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269,215,840 : 12,710,366,721 = 12,710,366,721 : x
  2. Step 2: Convert to fraction form
    8,269,215,840/12,710,366,721 = 12,710,366,721/x
  3. Step 3: Cross multiply
    8,269,215,840x = 12,710,366,721 × 12,710,366,721
  4. Step 4: Simplify right side
    8,269,215,840x = 161,553,422,182,304,284,672
  5. Step 5: Solve for x
    x = 161,553,422,182,304,284,672/8,269,215,840
  6. Step 6: Final answer
    x = 19,536,728,186.59

Related Problems

Find third proportional to 4,134,607,920 and 6,355,183,360.50
Half scale
Find third proportional to 16,538,431,680 and 25,420,733,442
Double scale
Find third proportional to 8,269,215,842 and 12,710,366,724
Similar ratio
Find third proportional to 12,403,823,760 and 19,065,550,081.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.