Finding the Third Proportional to 502,376,042 and 678,541,207
Calculator
Solution
The third proportional to 502,376,042 and 678,541,207 is: 916,481,143.81
Step by Step Solution
- Step 1: Write the proportion equation
502,376,042 : 678,541,207 = 678,541,207 : x - Step 2: Convert to fraction form
502,376,042/678,541,207 = 678,541,207/x - Step 3: Cross multiply
502,376,042x = 678,541,207 × 678,541,207 - Step 4: Simplify right side
502,376,042x = 460,418,169,597,016,832 - Step 5: Solve for x
x = 460,418,169,597,016,832/502,376,042 - Step 6: Final answer
x = 916,481,143.81
Related Problems
Find third proportional to 251,188,021 and 339,270,603.50
Half scale
Find third proportional to 1,004,752,084 and 1,357,082,414
Double scale
Find third proportional to 502,376,044 and 678,541,210
Similar ratio
Find third proportional to 753,564,063 and 1,017,811,810.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.