Finding the Fourth Proportional to 524,276,240,145.91, 718,246,504,641.39 and 504,674,393,554.05
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Solution
The fourth proportional to 524,276,240,145.91, 718,246,504,641.39 and 504,674,393,554.05 is: 691,392,421,390.92
Step by Step Solution
- Step 1: Write the proportion equation
524,276,240,145.91 : 718,246,504,641.39 = 504,674,393,554.05 : x - Step 2: Convert to fraction form
524,276,240,145.91/718,246,504,641.39 = 504,674,393,554.05/x - Step 3: Cross multiply
524,276,240,145.91x = 718,246,504,641.39 × 504,674,393,554.05 - Step 4: Simplify right side
524,276,240,145.91x = 362,480,619,152,209,652,744,192 - Step 5: Solve for x
x = 362,480,619,152,209,652,744,192/524,276,240,145.91 - Step 6: Final answer
x = 691,392,421,390.92
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.