Finding the Fourth Proportional to 183,599,464.24, 253,371,804.12 and 99,972,179.44
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Solution
The fourth proportional to 183,599,464.24, 253,371,804.12 and 99,972,179.44 is: 137,964,081.60
Step by Step Solution
- Step 1: Write the proportion equation
183,599,464.24 : 253,371,804.12 = 99,972,179.44 : x - Step 2: Convert to fraction form
183,599,464.24/253,371,804.12 = 99,972,179.44/x - Step 3: Cross multiply
183,599,464.24x = 253,371,804.12 × 99,972,179.44 - Step 4: Simplify right side
183,599,464.24x = 25,330,131,466,521,172 - Step 5: Solve for x
x = 25,330,131,466,521,172/183,599,464.24 - Step 6: Final answer
x = 137,964,081.60
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1.5x scale
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.