Finding the Fourth Proportional to 126,762,755.40, 190,285,850.70 and 98,135,800.20
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Solution
The fourth proportional to 126,762,755.40, 190,285,850.70 and 98,135,800.20 is: 147,313,413.68
Step by Step Solution
- Step 1: Write the proportion equation
126,762,755.40 : 190,285,850.70 = 98,135,800.20 : x - Step 2: Convert to fraction form
126,762,755.40/190,285,850.70 = 98,135,800.20/x - Step 3: Cross multiply
126,762,755.40x = 190,285,850.70 × 98,135,800.20 - Step 4: Simplify right side
126,762,755.40x = 18,673,854,225,182,228 - Step 5: Solve for x
x = 18,673,854,225,182,228/126,762,755.40 - Step 6: Final answer
x = 147,313,413.68
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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.