Finding the Fourth Proportional to 49,410,360.74, 68,186,296.47 and 27,387,168.91
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Solution
The fourth proportional to 49,410,360.74, 68,186,296.47 and 27,387,168.91 is: 37,794,292.34
Step by Step Solution
- Step 1: Write the proportion equation
49,410,360.74 : 68,186,296.47 = 27,387,168.91 : x - Step 2: Convert to fraction form
49,410,360.74/68,186,296.47 = 27,387,168.91/x - Step 3: Cross multiply
49,410,360.74x = 68,186,296.47 × 27,387,168.91 - Step 4: Simplify right side
49,410,360.74x = 1,867,429,618,347,514.50 - Step 5: Solve for x
x = 1,867,429,618,347,514.50/49,410,360.74 - Step 6: Final answer
x = 37,794,292.34
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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.