Finding the Third Proportional to 220,638,276 and 355,507,038
Calculator
Solution
The third proportional to 220,638,276 and 355,507,038 is: 572,816,540.99
Step by Step Solution
- Step 1: Write the proportion equation
220,638,276 : 355,507,038 = 355,507,038 : x - Step 2: Convert to fraction form
220,638,276/355,507,038 = 355,507,038/x - Step 3: Cross multiply
220,638,276x = 355,507,038 × 355,507,038 - Step 4: Simplify right side
220,638,276x = 126,385,254,067,533,440 - Step 5: Solve for x
x = 126,385,254,067,533,440/220,638,276 - Step 6: Final answer
x = 572,816,540.99
Related Problems
Find third proportional to 110,319,138 and 177,753,519
Half scale
Find third proportional to 441,276,552 and 711,014,076
Double scale
Find third proportional to 220,638,278 and 355,507,041
Similar ratio
Find third proportional to 330,957,414 and 533,260,557
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.