Finding the Fourth Proportional to 262,089,476.72, 361,683,203.28 and 144,614,800
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Solution
The fourth proportional to 262,089,476.72, 361,683,203.28 and 144,614,800 is: 199,568,272.49
Step by Step Solution
- Step 1: Write the proportion equation
262,089,476.72 : 361,683,203.28 = 144,614,800 : x - Step 2: Convert to fraction form
262,089,476.72/361,683,203.28 = 144,614,800/x - Step 3: Cross multiply
262,089,476.72x = 361,683,203.28 × 144,614,800 - Step 4: Simplify right side
262,089,476.72x = 52,304,744,105,696,536 - Step 5: Solve for x
x = 52,304,744,105,696,536/262,089,476.72 - Step 6: Final answer
x = 199,568,272.49
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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.