Finding the Fourth Proportional to 173,075,696.80, 259,613,545.20 and 51,907,148.80
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Solution
The fourth proportional to 173,075,696.80, 259,613,545.20 and 51,907,148.80 is: 77,860,723.20
Step by Step Solution
- Step 1: Write the proportion equation
173,075,696.80 : 259,613,545.20 = 51,907,148.80 : x - Step 2: Convert to fraction form
173,075,696.80/259,613,545.20 = 51,907,148.80/x - Step 3: Cross multiply
173,075,696.80x = 259,613,545.20 × 51,907,148.80 - Step 4: Simplify right side
173,075,696.80x = 13,475,798,921,191,924 - Step 5: Solve for x
x = 13,475,798,921,191,924/173,075,696.80 - Step 6: Final answer
x = 77,860,723.20
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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.