Finding the Fourth Proportional to 116,019,738.19, 174,027,079.23 and 54,574,838.99
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Solution
The fourth proportional to 116,019,738.19, 174,027,079.23 and 54,574,838.99 is: 81,861,069.31
Step by Step Solution
- Step 1: Write the proportion equation
116,019,738.19 : 174,027,079.23 = 54,574,838.99 : x - Step 2: Convert to fraction form
116,019,738.19/174,027,079.23 = 54,574,838.99/x - Step 3: Cross multiply
116,019,738.19x = 174,027,079.23 × 54,574,838.99 - Step 4: Simplify right side
116,019,738.19x = 9,497,499,828,877,222 - Step 5: Solve for x
x = 9,497,499,828,877,222/116,019,738.19 - Step 6: Final answer
x = 81,861,069.31
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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.