Finding the Fourth Proportional to 164,835,137.76, 227,461,104 and 91,490,506.08
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Solution
The fourth proportional to 164,835,137.76, 227,461,104 and 91,490,506.08 is: 126,250,578.62
Step by Step Solution
- Step 1: Write the proportion equation
164,835,137.76 : 227,461,104 = 91,490,506.08 : x - Step 2: Convert to fraction form
164,835,137.76/227,461,104 = 91,490,506.08/x - Step 3: Cross multiply
164,835,137.76x = 227,461,104 × 91,490,506.08 - Step 4: Simplify right side
164,835,137.76x = 20,810,531,518,475,512 - Step 5: Solve for x
x = 20,810,531,518,475,512/164,835,137.76 - Step 6: Final answer
x = 126,250,578.62
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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.