Finding the Fourth Proportional to 192,391,489.53, 265,503,657.47 and 104,288,413.05
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Solution
The fourth proportional to 192,391,489.53, 265,503,657.47 and 104,288,413.05 is: 143,919,854.06
Step by Step Solution
- Step 1: Write the proportion equation
192,391,489.53 : 265,503,657.47 = 104,288,413.05 : x - Step 2: Convert to fraction form
192,391,489.53/265,503,657.47 = 104,288,413.05/x - Step 3: Cross multiply
192,391,489.53x = 265,503,657.47 × 104,288,413.05 - Step 4: Simplify right side
192,391,489.53x = 27,688,955,095,995,636 - Step 5: Solve for x
x = 27,688,955,095,995,636/192,391,489.53 - Step 6: Final answer
x = 143,919,854.06
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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.