Home / 812,726,790-1,780,722,930

Finding the Third Proportional to 812,726,790 and 1,780,722,930

Calculator

Solution

The third proportional to 812,726,790 and 1,780,722,930 is: 3,901,648,367.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,726,790 : 1,780,722,930 = 1,780,722,930 : x
  2. Step 2: Convert to fraction form
    812,726,790/1,780,722,930 = 1,780,722,930/x
  3. Step 3: Cross multiply
    812,726,790x = 1,780,722,930 × 1,780,722,930
  4. Step 4: Simplify right side
    812,726,790x = 3,170,974,153,427,784,704
  5. Step 5: Solve for x
    x = 3,170,974,153,427,784,704/812,726,790
  6. Step 6: Final answer
    x = 3,901,648,367.50

Related Problems

Find third proportional to 406,363,395 and 890,361,465
Half scale
Find third proportional to 1,625,453,580 and 3,561,445,860
Double scale
Find third proportional to 812,726,792 and 1,780,722,934
Similar ratio
Find third proportional to 1,219,090,185 and 2,671,084,395
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.