Finding the Fourth Proportional to 161,157,413.70, 241,736,120.55 and 161,157,413.70
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Solution
The fourth proportional to 161,157,413.70, 241,736,120.55 and 161,157,413.70 is: 241,736,120.55
Step by Step Solution
- Step 1: Write the proportion equation
161,157,413.70 : 241,736,120.55 = 161,157,413.70 : x - Step 2: Convert to fraction form
161,157,413.70/241,736,120.55 = 161,157,413.70/x - Step 3: Cross multiply
161,157,413.70x = 241,736,120.55 × 161,157,413.70 - Step 4: Simplify right side
161,157,413.70x = 38,957,567,985,709,424 - Step 5: Solve for x
x = 38,957,567,985,709,424/161,157,413.70 - Step 6: Final answer
x = 241,736,120.55
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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.