Finding the Fourth Proportional to 193,803,087.36, 290,747,840.74 and 55,617,922.46
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Solution
The fourth proportional to 193,803,087.36, 290,747,840.74 and 55,617,922.46 is: 83,439,284.08
Step by Step Solution
- Step 1: Write the proportion equation
193,803,087.36 : 290,747,840.74 = 55,617,922.46 : x - Step 2: Convert to fraction form
193,803,087.36/290,747,840.74 = 55,617,922.46/x - Step 3: Cross multiply
193,803,087.36x = 290,747,840.74 × 55,617,922.46 - Step 4: Simplify right side
193,803,087.36x = 16,170,790,861,689,750 - Step 5: Solve for x
x = 16,170,790,861,689,750/193,803,087.36 - Step 6: Final answer
x = 83,439,284.08
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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.