Finding the Fourth Proportional to 170,754,413.30, 235,641,166.38 and 92,437,964.26
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Solution
The fourth proportional to 170,754,413.30, 235,641,166.38 and 92,437,964.26 is: 127,564,431.84
Step by Step Solution
- Step 1: Write the proportion equation
170,754,413.30 : 235,641,166.38 = 92,437,964.26 : x - Step 2: Convert to fraction form
170,754,413.30/235,641,166.38 = 92,437,964.26/x - Step 3: Cross multiply
170,754,413.30x = 235,641,166.38 × 92,437,964.26 - Step 4: Simplify right side
170,754,413.30x = 21,782,189,716,019,156 - Step 5: Solve for x
x = 21,782,189,716,019,156/170,754,413.30 - Step 6: Final answer
x = 127,564,431.84
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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.