Finding the Fourth Proportional to 62,093,479.20, 93,140,218.80 and 61,668,326.40
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Solution
The fourth proportional to 62,093,479.20, 93,140,218.80 and 61,668,326.40 is: 92,502,489.60
Step by Step Solution
- Step 1: Write the proportion equation
62,093,479.20 : 93,140,218.80 = 61,668,326.40 : x - Step 2: Convert to fraction form
62,093,479.20/93,140,218.80 = 61,668,326.40/x - Step 3: Cross multiply
62,093,479.20x = 93,140,218.80 × 61,668,326.40 - Step 4: Simplify right side
62,093,479.20x = 5,743,801,413,925,816 - Step 5: Solve for x
x = 5,743,801,413,925,816/62,093,479.20 - Step 6: Final answer
x = 92,502,489.60
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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.