Finding the Fourth Proportional to 3,690,266,612.38, 5,092,564,634.97 and 2,083,059,905.14
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Solution
The fourth proportional to 3,690,266,612.38, 5,092,564,634.97 and 2,083,059,905.14 is: 2,874,620,811.91
Step by Step Solution
- Step 1: Write the proportion equation
3,690,266,612.38 : 5,092,564,634.97 = 2,083,059,905.14 : x - Step 2: Convert to fraction form
3,690,266,612.38/5,092,564,634.97 = 2,083,059,905.14/x - Step 3: Cross multiply
3,690,266,612.38x = 5,092,564,634.97 × 2,083,059,905.14 - Step 4: Simplify right side
3,690,266,612.38x = 10,608,117,205,439,928,320 - Step 5: Solve for x
x = 10,608,117,205,439,928,320/3,690,266,612.38 - Step 6: Final answer
x = 2,874,620,811.91
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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.