Finding the Fourth Proportional to 251,986,174.74, 347,742,407.43 and 146,202,576.98
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Solution
The fourth proportional to 251,986,174.74, 347,742,407.43 and 146,202,576.98 is: 201,760,418.57
Step by Step Solution
- Step 1: Write the proportion equation
251,986,174.74 : 347,742,407.43 = 146,202,576.98 : x - Step 2: Convert to fraction form
251,986,174.74/347,742,407.43 = 146,202,576.98/x - Step 3: Cross multiply
251,986,174.74x = 347,742,407.43 × 146,202,576.98 - Step 4: Simplify right side
251,986,174.74x = 50,840,836,089,756,384 - Step 5: Solve for x
x = 50,840,836,089,756,384/251,986,174.74 - Step 6: Final answer
x = 201,760,418.57
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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.