Finding the Third Proportional to 213,556,473 and 459,305,586
Calculator
Solution
The third proportional to 213,556,473 and 459,305,586 is: 987,849,341.99
Step by Step Solution
- Step 1: Write the proportion equation
213,556,473 : 459,305,586 = 459,305,586 : x - Step 2: Convert to fraction form
213,556,473/459,305,586 = 459,305,586/x - Step 3: Cross multiply
213,556,473x = 459,305,586 × 459,305,586 - Step 4: Simplify right side
213,556,473x = 210,961,621,330,803,392 - Step 5: Solve for x
x = 210,961,621,330,803,392/213,556,473 - Step 6: Final answer
x = 987,849,341.99
Related Problems
Find third proportional to 106,778,236.50 and 229,652,793
Half scale
Find third proportional to 427,112,946 and 918,611,172
Double scale
Find third proportional to 213,556,475 and 459,305,590
Similar ratio
Find third proportional to 320,334,709.50 and 688,958,379
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.