Finding the Third Proportional to 383,806,669 and 561,315,706
Calculator
Solution
The third proportional to 383,806,669 and 561,315,706 is: 820,921,956.94
Step by Step Solution
- Step 1: Write the proportion equation
383,806,669 : 561,315,706 = 561,315,706 : x - Step 2: Convert to fraction form
383,806,669/561,315,706 = 561,315,706/x - Step 3: Cross multiply
383,806,669x = 561,315,706 × 561,315,706 - Step 4: Simplify right side
383,806,669x = 315,075,321,802,278,464 - Step 5: Solve for x
x = 315,075,321,802,278,464/383,806,669 - Step 6: Final answer
x = 820,921,956.94
Related Problems
Find third proportional to 191,903,334.50 and 280,657,853
Half scale
Find third proportional to 767,613,338 and 1,122,631,412
Double scale
Find third proportional to 383,806,671 and 561,315,709
Similar ratio
Find third proportional to 575,710,003.50 and 841,973,559
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.