Finding the Fourth Proportional to 176,323,265.40, 264,415,691.70 and 67,090,423.80
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Solution
The fourth proportional to 176,323,265.40, 264,415,691.70 and 67,090,423.80 is: 100,609,302.89
Step by Step Solution
- Step 1: Write the proportion equation
176,323,265.40 : 264,415,691.70 = 67,090,423.80 : x - Step 2: Convert to fraction form
176,323,265.40/264,415,691.70 = 67,090,423.80/x - Step 3: Cross multiply
176,323,265.40x = 264,415,691.70 × 67,090,423.80 - Step 4: Simplify right side
176,323,265.40x = 17,739,760,815,523,140 - Step 5: Solve for x
x = 17,739,760,815,523,140/176,323,265.40 - Step 6: Final answer
x = 100,609,302.89
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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.