Finding the Fourth Proportional to 188,730,590,421.36, 260,448,204,820.84 and 101,923,151,791.44
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Solution
The fourth proportional to 188,730,590,421.36, 260,448,204,820.84 and 101,923,151,791.44 is: 140,653,944,092.99
Step by Step Solution
- Step 1: Write the proportion equation
188,730,590,421.36 : 260,448,204,820.84 = 101,923,151,791.44 : x - Step 2: Convert to fraction form
188,730,590,421.36/260,448,204,820.84 = 101,923,151,791.44/x - Step 3: Cross multiply
188,730,590,421.36x = 260,448,204,820.84 × 101,923,151,791.44 - Step 4: Simplify right side
188,730,590,421.36x = 26,545,701,913,762,530,852,864 - Step 5: Solve for x
x = 26,545,701,913,762,530,852,864/188,730,590,421.36 - Step 6: Final answer
x = 140,653,944,092.99
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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.