Finding the Fourth Proportional to 117,514,277.40, 176,299,409.70 and 56,880,139.80
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Solution
The fourth proportional to 117,514,277.40, 176,299,409.70 and 56,880,139.80 is: 85,333,759.37
Step by Step Solution
- Step 1: Write the proportion equation
117,514,277.40 : 176,299,409.70 = 56,880,139.80 : x - Step 2: Convert to fraction form
117,514,277.40/176,299,409.70 = 56,880,139.80/x - Step 3: Cross multiply
117,514,277.40x = 176,299,409.70 × 56,880,139.80 - Step 4: Simplify right side
117,514,277.40x = 10,027,935,070,393,474 - Step 5: Solve for x
x = 10,027,935,070,393,474/117,514,277.40 - Step 6: Final answer
x = 85,333,759.37
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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.