Finding the Third Proportional to 58,689,280 and 128,715,972
Calculator
Solution
The third proportional to 58,689,280 and 128,715,972 is: 282,296,893.88
Step by Step Solution
- Step 1: Write the proportion equation
58,689,280 : 128,715,972 = 128,715,972 : x - Step 2: Convert to fraction form
58,689,280/128,715,972 = 128,715,972/x - Step 3: Cross multiply
58,689,280x = 128,715,972 × 128,715,972 - Step 4: Simplify right side
58,689,280x = 16,567,801,447,904,784 - Step 5: Solve for x
x = 16,567,801,447,904,784/58,689,280 - Step 6: Final answer
x = 282,296,893.88
Related Problems
Find third proportional to 29,344,640 and 64,357,986
Half scale
Find third proportional to 117,378,560 and 257,431,944
Double scale
Find third proportional to 58,689,282 and 128,715,976
Similar ratio
Find third proportional to 88,033,920 and 193,073,958
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.