Finding the Fourth Proportional to 4,965,218,178.54, 7,448,592,542.85 and 1,692,902,107.50
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Solution
The fourth proportional to 4,965,218,178.54, 7,448,592,542.85 and 1,692,902,107.50 is: 2,539,614,083.47
Step by Step Solution
- Step 1: Write the proportion equation
4,965,218,178.54 : 7,448,592,542.85 = 1,692,902,107.50 : x - Step 2: Convert to fraction form
4,965,218,178.54/7,448,592,542.85 = 1,692,902,107.50/x - Step 3: Cross multiply
4,965,218,178.54x = 7,448,592,542.85 × 1,692,902,107.50 - Step 4: Simplify right side
4,965,218,178.54x = 12,609,738,013,699,549,184 - Step 5: Solve for x
x = 12,609,738,013,699,549,184/4,965,218,178.54 - Step 6: Final answer
x = 2,539,614,083.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.