Finding the Third Proportional to 74,293,459 and 156,107,174
Calculator
Solution
The third proportional to 74,293,459 and 156,107,174 is: 328,016,087.85
Step by Step Solution
- Step 1: Write the proportion equation
74,293,459 : 156,107,174 = 156,107,174 : x - Step 2: Convert to fraction form
74,293,459/156,107,174 = 156,107,174/x - Step 3: Cross multiply
74,293,459x = 156,107,174 × 156,107,174 - Step 4: Simplify right side
74,293,459x = 24,369,449,774,266,276 - Step 5: Solve for x
x = 24,369,449,774,266,276/74,293,459 - Step 6: Final answer
x = 328,016,087.85
Related Problems
Find third proportional to 37,146,729.50 and 78,053,587
Half scale
Find third proportional to 148,586,918 and 312,214,348
Double scale
Find third proportional to 74,293,461 and 156,107,178
Similar ratio
Find third proportional to 111,440,188.50 and 234,160,761
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.