Finding the Fourth Proportional to 187,303,802.40, 281,052,578.40 and 135,912,108.96
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Solution
The fourth proportional to 187,303,802.40, 281,052,578.40 and 135,912,108.96 is: 203,938,458.11
Step by Step Solution
- Step 1: Write the proportion equation
187,303,802.40 : 281,052,578.40 = 135,912,108.96 : x - Step 2: Convert to fraction form
187,303,802.40/281,052,578.40 = 135,912,108.96/x - Step 3: Cross multiply
187,303,802.40x = 281,052,578.40 × 135,912,108.96 - Step 4: Simplify right side
187,303,802.40x = 38,198,448,658,989,744 - Step 5: Solve for x
x = 38,198,448,658,989,744/187,303,802.40 - Step 6: Final answer
x = 203,938,458.11
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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.