Finding the Fourth Proportional to 3,690,360,092,890, 5,092,695,156,879.80 and 2,207,173,738,982.60
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Solution
The fourth proportional to 3,690,360,092,890, 5,092,695,156,879.80 and 2,207,173,738,982.60 is: 3,045,898,700,391.14
Step by Step Solution
- Step 1: Write the proportion equation
3,690,360,092,890 : 5,092,695,156,879.80 = 2,207,173,738,982.60 : x - Step 2: Convert to fraction form
3,690,360,092,890/5,092,695,156,879.80 = 2,207,173,738,982.60/x - Step 3: Cross multiply
3,690,360,092,890x = 5,092,695,156,879.80 × 2,207,173,738,982.60 - Step 4: Simplify right side
3,690,360,092,890x = 11,240,463,010,908,966,232,260,608 - Step 5: Solve for x
x = 11,240,463,010,908,966,232,260,608/3,690,360,092,890 - Step 6: Final answer
x = 3,045,898,700,391.14
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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.