Finding the Third Proportional to 357,490,036 and 769,759,980
Calculator
Solution
The third proportional to 357,490,036 and 769,759,980 is: 1,657,473,963.30
Step by Step Solution
- Step 1: Write the proportion equation
357,490,036 : 769,759,980 = 769,759,980 : x - Step 2: Convert to fraction form
357,490,036/769,759,980 = 769,759,980/x - Step 3: Cross multiply
357,490,036x = 769,759,980 × 769,759,980 - Step 4: Simplify right side
357,490,036x = 592,530,426,809,600,384 - Step 5: Solve for x
x = 592,530,426,809,600,384/357,490,036 - Step 6: Final answer
x = 1,657,473,963.30
Related Problems
Find third proportional to 178,745,018 and 384,879,990
Half scale
Find third proportional to 714,980,072 and 1,539,519,960
Double scale
Find third proportional to 357,490,038 and 769,759,984
Similar ratio
Find third proportional to 536,235,054 and 1,154,639,970
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.