Finding the Fourth Proportional to 349,955,576.92, 482,953,369.08 and 201,276,739.36
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Solution
The fourth proportional to 349,955,576.92, 482,953,369.08 and 201,276,739.36 is: 277,770,339.44
Step by Step Solution
- Step 1: Write the proportion equation
349,955,576.92 : 482,953,369.08 = 201,276,739.36 : x - Step 2: Convert to fraction form
349,955,576.92/482,953,369.08 = 201,276,739.36/x - Step 3: Cross multiply
349,955,576.92x = 482,953,369.08 × 201,276,739.36 - Step 4: Simplify right side
349,955,576.92x = 97,207,279,391,349,040 - Step 5: Solve for x
x = 97,207,279,391,349,040/349,955,576.92 - Step 6: Final answer
x = 277,770,339.44
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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.