Finding the Fourth Proportional to 106,353,121.88, 146,767,166.14 and 57,460,549.88
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Solution
The fourth proportional to 106,353,121.88, 146,767,166.14 and 57,460,549.88 is: 79,295,482.09
Step by Step Solution
- Step 1: Write the proportion equation
106,353,121.88 : 146,767,166.14 = 57,460,549.88 : x - Step 2: Convert to fraction form
106,353,121.88/146,767,166.14 = 57,460,549.88/x - Step 3: Cross multiply
106,353,121.88x = 146,767,166.14 × 57,460,549.88 - Step 4: Simplify right side
106,353,121.88x = 8,433,322,070,733,717 - Step 5: Solve for x
x = 8,433,322,070,733,717/106,353,121.88 - Step 6: Final answer
x = 79,295,482.09
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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.