Finding the Fourth Proportional to 228,368,323.06, 315,112,288.42 and 133,014,524.87
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Solution
The fourth proportional to 228,368,323.06, 315,112,288.42 and 133,014,524.87 is: 183,539,077.42
Step by Step Solution
- Step 1: Write the proportion equation
228,368,323.06 : 315,112,288.42 = 133,014,524.87 : x - Step 2: Convert to fraction form
228,368,323.06/315,112,288.42 = 133,014,524.87/x - Step 3: Cross multiply
228,368,323.06x = 315,112,288.42 × 133,014,524.87 - Step 4: Simplify right side
228,368,323.06x = 41,914,511,325,838,752 - Step 5: Solve for x
x = 41,914,511,325,838,752/228,368,323.06 - Step 6: Final answer
x = 183,539,077.42
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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.