Home / 1,378,186,696-2,118,371,928

Finding the Third Proportional to 1,378,186,696 and 2,118,371,928

Calculator

Solution

The third proportional to 1,378,186,696 and 2,118,371,928 is: 3,256,089,786.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,378,186,696 : 2,118,371,928 = 2,118,371,928 : x
  2. Step 2: Convert to fraction form
    1,378,186,696/2,118,371,928 = 2,118,371,928/x
  3. Step 3: Cross multiply
    1,378,186,696x = 2,118,371,928 × 2,118,371,928
  4. Step 4: Simplify right side
    1,378,186,696x = 4,487,499,625,338,437,120
  5. Step 5: Solve for x
    x = 4,487,499,625,338,437,120/1,378,186,696
  6. Step 6: Final answer
    x = 3,256,089,786.94

Related Problems

Find third proportional to 689,093,348 and 1,059,185,964
Half scale
Find third proportional to 2,756,373,392 and 4,236,743,856
Double scale
Find third proportional to 1,378,186,698 and 2,118,371,931
Similar ratio
Find third proportional to 2,067,280,044 and 3,177,557,892
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.