Finding the Fourth Proportional to 163,466,364,391.92, 245,324,698,203.15 and 73,992,192,104.69
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Solution
The fourth proportional to 163,466,364,391.92, 245,324,698,203.15 and 73,992,192,104.69 is: 111,044,937,379
Step by Step Solution
- Step 1: Write the proportion equation
163,466,364,391.92 : 245,324,698,203.15 = 73,992,192,104.69 : x - Step 2: Convert to fraction form
163,466,364,391.92/245,324,698,203.15 = 73,992,192,104.69/x - Step 3: Cross multiply
163,466,364,391.92x = 245,324,698,203.15 × 73,992,192,104.69 - Step 4: Simplify right side
163,466,364,391.92x = 18,152,112,197,473,553,874,944 - Step 5: Solve for x
x = 18,152,112,197,473,553,874,944/163,466,364,391.92 - Step 6: Final answer
x = 111,044,937,379
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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.