Finding the Fourth Proportional to 186,191,006.17, 256,934,091.99 and 102,557,336.38
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Solution
The fourth proportional to 186,191,006.17, 256,934,091.99 and 102,557,336.38 is: 141,523,893.35
Step by Step Solution
- Step 1: Write the proportion equation
186,191,006.17 : 256,934,091.99 = 102,557,336.38 : x - Step 2: Convert to fraction form
186,191,006.17/256,934,091.99 = 102,557,336.38/x - Step 3: Cross multiply
186,191,006.17x = 256,934,091.99 × 102,557,336.38 - Step 4: Simplify right side
186,191,006.17x = 26,350,476,099,708,292 - Step 5: Solve for x
x = 26,350,476,099,708,292/186,191,006.17 - Step 6: Final answer
x = 141,523,893.35
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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.