Finding the Fourth Proportional to 135,328,592.30, 186,755,248.96 and 73,449,672.62
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Solution
The fourth proportional to 135,328,592.30, 186,755,248.96 and 73,449,672.62 is: 101,361,520.60
Step by Step Solution
- Step 1: Write the proportion equation
135,328,592.30 : 186,755,248.96 = 73,449,672.62 : x - Step 2: Convert to fraction form
135,328,592.30/186,755,248.96 = 73,449,672.62/x - Step 3: Cross multiply
135,328,592.30x = 186,755,248.96 × 73,449,672.62 - Step 4: Simplify right side
135,328,592.30x = 13,717,111,895,061,194 - Step 5: Solve for x
x = 13,717,111,895,061,194/135,328,592.30 - Step 6: Final answer
x = 101,361,520.60
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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.