Finding the Fourth Proportional to 303,433,167.62, 418,737,758.56 and 164,203,934.06
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Solution
The fourth proportional to 303,433,167.62, 418,737,758.56 and 164,203,934.06 is: 226,601,422.10
Step by Step Solution
- Step 1: Write the proportion equation
303,433,167.62 : 418,737,758.56 = 164,203,934.06 : x - Step 2: Convert to fraction form
303,433,167.62/418,737,758.56 = 164,203,934.06/x - Step 3: Cross multiply
303,433,167.62x = 418,737,758.56 × 164,203,934.06 - Step 4: Simplify right side
303,433,167.62x = 68,758,387,295,018,440 - Step 5: Solve for x
x = 68,758,387,295,018,440/303,433,167.62 - Step 6: Final answer
x = 226,601,422.10
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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.