Finding the Fourth Proportional to 248,806,938.08, 343,523,580.72 and 160,913,669.60
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Solution
The fourth proportional to 248,806,938.08, 343,523,580.72 and 160,913,669.60 is: 222,170,814.02
Step by Step Solution
- Step 1: Write the proportion equation
248,806,938.08 : 343,523,580.72 = 160,913,669.60 : x - Step 2: Convert to fraction form
248,806,938.08/343,523,580.72 = 160,913,669.60/x - Step 3: Cross multiply
248,806,938.08x = 343,523,580.72 × 160,913,669.60 - Step 4: Simplify right side
248,806,938.08x = 55,277,639,967,787,016 - Step 5: Solve for x
x = 55,277,639,967,787,016/248,806,938.08 - Step 6: Final answer
x = 222,170,814.02
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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.