Finding the Fourth Proportional to 183,943,810.36, 275,916,711.84 and 54,552,541.56
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Solution
The fourth proportional to 183,943,810.36, 275,916,711.84 and 54,552,541.56 is: 81,829,107.81
Step by Step Solution
- Step 1: Write the proportion equation
183,943,810.36 : 275,916,711.84 = 54,552,541.56 : x - Step 2: Convert to fraction form
183,943,810.36/275,916,711.84 = 54,552,541.56/x - Step 3: Cross multiply
183,943,810.36x = 275,916,711.84 × 54,552,541.56 - Step 4: Simplify right side
183,943,810.36x = 15,051,957,889,750,144 - Step 5: Solve for x
x = 15,051,957,889,750,144/183,943,810.36 - Step 6: Final answer
x = 81,829,107.81
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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.