Finding the Fourth Proportional to 366,238,997.19, 505,284,818.04 and 226,958,939.91
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Solution
The fourth proportional to 366,238,997.19, 505,284,818.04 and 226,958,939.91 is: 313,125,875.55
Step by Step Solution
- Step 1: Write the proportion equation
366,238,997.19 : 505,284,818.04 = 226,958,939.91 : x - Step 2: Convert to fraction form
366,238,997.19/505,284,818.04 = 226,958,939.91/x - Step 3: Cross multiply
366,238,997.19x = 505,284,818.04 × 226,958,939.91 - Step 4: Simplify right side
366,238,997.19x = 114,678,906,654,975,648 - Step 5: Solve for x
x = 114,678,906,654,975,648/366,238,997.19 - Step 6: Final answer
x = 313,125,875.55
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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.