Finding the Fourth Proportional to 179,838,758.18, 269,273,115.93 and 117,435,489.05
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Solution
The fourth proportional to 179,838,758.18, 269,273,115.93 and 117,435,489.05 is: 175,836,512.53
Step by Step Solution
- Step 1: Write the proportion equation
179,838,758.18 : 269,273,115.93 = 117,435,489.05 : x - Step 2: Convert to fraction form
179,838,758.18/269,273,115.93 = 117,435,489.05/x - Step 3: Cross multiply
179,838,758.18x = 269,273,115.93 × 117,435,489.05 - Step 4: Simplify right side
179,838,758.18x = 31,622,220,055,910,532 - Step 5: Solve for x
x = 31,622,220,055,910,532/179,838,758.18 - Step 6: Final answer
x = 175,836,512.53
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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.