Finding the Fourth Proportional to 163,214,413.20, 244,955,464.20 and 161,938,954.80
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Solution
The fourth proportional to 163,214,413.20, 244,955,464.20 and 161,938,954.80 is: 243,041,230.66
Step by Step Solution
- Step 1: Write the proportion equation
163,214,413.20 : 244,955,464.20 = 161,938,954.80 : x - Step 2: Convert to fraction form
163,214,413.20/244,955,464.20 = 161,938,954.80/x - Step 3: Cross multiply
163,214,413.20x = 244,955,464.20 × 161,938,954.80 - Step 4: Simplify right side
163,214,413.20x = 39,667,831,845,096,816 - Step 5: Solve for x
x = 39,667,831,845,096,816/163,214,413.20 - Step 6: Final answer
x = 243,041,230.66
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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.