Finding the Fourth Proportional to 195,689,446.97, 270,044,553.17 and 107,582,805.77
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Solution
The fourth proportional to 195,689,446.97, 270,044,553.17 and 107,582,805.77 is: 148,460,487.59
Step by Step Solution
- Step 1: Write the proportion equation
195,689,446.97 : 270,044,553.17 = 107,582,805.77 : x - Step 2: Convert to fraction form
195,689,446.97/270,044,553.17 = 107,582,805.77/x - Step 3: Cross multiply
195,689,446.97x = 270,044,553.17 × 107,582,805.77 - Step 4: Simplify right side
195,689,446.97x = 29,052,150,711,853,284 - Step 5: Solve for x
x = 29,052,150,711,853,284/195,689,446.97 - Step 6: Final answer
x = 148,460,487.59
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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.