Finding the Fourth Proportional to 177,147,152.10, 265,720,728.15 and 164,233,135.80
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Solution
The fourth proportional to 177,147,152.10, 265,720,728.15 and 164,233,135.80 is: 246,349,703.70
Step by Step Solution
- Step 1: Write the proportion equation
177,147,152.10 : 265,720,728.15 = 164,233,135.80 : x - Step 2: Convert to fraction form
177,147,152.10/265,720,728.15 = 164,233,135.80/x - Step 3: Cross multiply
177,147,152.10x = 265,720,728.15 × 164,233,135.80 - Step 4: Simplify right side
177,147,152.10x = 43,640,148,431,133,840 - Step 5: Solve for x
x = 43,640,148,431,133,840/177,147,152.10 - Step 6: Final answer
x = 246,349,703.70
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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.