Finding the Fourth Proportional to 146,270,477.62, 201,853,210.53 and 80,189,557.10
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Solution
The fourth proportional to 146,270,477.62, 201,853,210.53 and 80,189,557.10 is: 110,661,562.17
Step by Step Solution
- Step 1: Write the proportion equation
146,270,477.62 : 201,853,210.53 = 80,189,557.10 : x - Step 2: Convert to fraction form
146,270,477.62/201,853,210.53 = 80,189,557.10/x - Step 3: Cross multiply
146,270,477.62x = 201,853,210.53 × 80,189,557.10 - Step 4: Simplify right side
146,270,477.62x = 16,186,519,552,118,390 - Step 5: Solve for x
x = 16,186,519,552,118,390/146,270,477.62 - Step 6: Final answer
x = 110,661,562.17
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.