Finding the Fourth Proportional to 684,732,455.52, 1,026,459,696.96 and 270,212,713.44
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Solution
The fourth proportional to 684,732,455.52, 1,026,459,696.96 and 270,212,713.44 is: 405,066,910.03
Step by Step Solution
- Step 1: Write the proportion equation
684,732,455.52 : 1,026,459,696.96 = 270,212,713.44 : x - Step 2: Convert to fraction form
684,732,455.52/1,026,459,696.96 = 270,212,713.44/x - Step 3: Cross multiply
684,732,455.52x = 1,026,459,696.96 × 270,212,713.44 - Step 4: Simplify right side
684,732,455.52x = 277,362,459,952,361,728 - Step 5: Solve for x
x = 277,362,459,952,361,728/684,732,455.52 - Step 6: Final answer
x = 405,066,910.03
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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.