Finding the Fourth Proportional to 163,466,364,392.92, 245,324,698,204.65 and 73,992,192,105.69
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Solution
The fourth proportional to 163,466,364,392.92, 245,324,698,204.65 and 73,992,192,105.69 is: 111,044,937,380.49
Step by Step Solution
- Step 1: Write the proportion equation
163,466,364,392.92 : 245,324,698,204.65 = 73,992,192,105.69 : x - Step 2: Convert to fraction form
163,466,364,392.92/245,324,698,204.65 = 73,992,192,105.69/x - Step 3: Cross multiply
163,466,364,392.92x = 245,324,698,204.65 × 73,992,192,105.69 - Step 4: Simplify right side
163,466,364,392.92x = 18,152,112,197,828,884,824,064 - Step 5: Solve for x
x = 18,152,112,197,828,884,824,064/163,466,364,392.92 - Step 6: Final answer
x = 111,044,937,380.49
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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.