Finding the Fourth Proportional to 751,677,546.97, 1,037,338,604.05 and 434,131,893.87
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Solution
The fourth proportional to 751,677,546.97, 1,037,338,604.05 and 434,131,893.87 is: 599,115,637.51
Step by Step Solution
- Step 1: Write the proportion equation
751,677,546.97 : 1,037,338,604.05 = 434,131,893.87 : x - Step 2: Convert to fraction form
751,677,546.97/1,037,338,604.05 = 434,131,893.87/x - Step 3: Cross multiply
751,677,546.97x = 1,037,338,604.05 × 434,131,893.87 - Step 4: Simplify right side
751,677,546.97x = 450,341,772,755,501,824 - Step 5: Solve for x
x = 450,341,772,755,501,824/751,677,546.97 - Step 6: Final answer
x = 599,115,637.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.