Finding the Fourth Proportional to 168,369,580.30, 252,365,413.65 and 71,308,770.70
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Solution
The fourth proportional to 168,369,580.30, 252,365,413.65 and 71,308,770.70 is: 106,883,128.07
Step by Step Solution
- Step 1: Write the proportion equation
168,369,580.30 : 252,365,413.65 = 71,308,770.70 : x - Step 2: Convert to fraction form
168,369,580.30/252,365,413.65 = 71,308,770.70/x - Step 3: Cross multiply
168,369,580.30x = 252,365,413.65 × 71,308,770.70 - Step 4: Simplify right side
168,369,580.30x = 17,995,867,414,578,502 - Step 5: Solve for x
x = 17,995,867,414,578,502/168,369,580.30 - Step 6: Final answer
x = 106,883,128.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.