Finding the Fourth Proportional to 74,208,748.24, 102,365,525.16 and 46,282,976.08
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Solution
The fourth proportional to 74,208,748.24, 102,365,525.16 and 46,282,976.08 is: 63,843,970.75
Step by Step Solution
- Step 1: Write the proportion equation
74,208,748.24 : 102,365,525.16 = 46,282,976.08 : x - Step 2: Convert to fraction form
74,208,748.24/102,365,525.16 = 46,282,976.08/x - Step 3: Cross multiply
74,208,748.24x = 102,365,525.16 × 46,282,976.08 - Step 4: Simplify right side
74,208,748.24x = 4,737,781,152,396,918 - Step 5: Solve for x
x = 4,737,781,152,396,918/74,208,748.24 - Step 6: Final answer
x = 63,843,970.75
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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.