Finding the Fourth Proportional to 115,918,125.30, 173,877,187.95 and 62,170,413.30
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Solution
The fourth proportional to 115,918,125.30, 173,877,187.95 and 62,170,413.30 is: 93,255,619.95
Step by Step Solution
- Step 1: Write the proportion equation
115,918,125.30 : 173,877,187.95 = 62,170,413.30 : x - Step 2: Convert to fraction form
115,918,125.30/173,877,187.95 = 62,170,413.30/x - Step 3: Cross multiply
115,918,125.30x = 173,877,187.95 × 62,170,413.30 - Step 4: Simplify right side
115,918,125.30x = 10,810,016,638,293,278 - Step 5: Solve for x
x = 10,810,016,638,293,278/115,918,125.30 - Step 6: Final answer
x = 93,255,619.95
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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.