Finding the Fourth Proportional to 505,415,809, 758,123,817.18 and 182,299,646.44
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Solution
The fourth proportional to 505,415,809, 758,123,817.18 and 182,299,646.44 is: 273,449,507.06
Step by Step Solution
- Step 1: Write the proportion equation
505,415,809 : 758,123,817.18 = 182,299,646.44 : x - Step 2: Convert to fraction form
505,415,809/758,123,817.18 = 182,299,646.44/x - Step 3: Cross multiply
505,415,809x = 758,123,817.18 × 182,299,646.44 - Step 4: Simplify right side
505,415,809x = 138,205,703,829,657,184 - Step 5: Solve for x
x = 138,205,703,829,657,184/505,415,809 - Step 6: Final answer
x = 273,449,507.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.