Finding the Fourth Proportional to 347,405,576.74, 521,125,124.37 and 114,231,125.92
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Solution
The fourth proportional to 347,405,576.74, 521,125,124.37 and 114,231,125.92 is: 171,352,199.53
Step by Step Solution
- Step 1: Write the proportion equation
347,405,576.74 : 521,125,124.37 = 114,231,125.92 : x - Step 2: Convert to fraction form
347,405,576.74/521,125,124.37 = 114,231,125.92/x - Step 3: Cross multiply
347,405,576.74x = 521,125,124.37 × 114,231,125.92 - Step 4: Simplify right side
347,405,576.74x = 59,528,709,701,985,136 - Step 5: Solve for x
x = 59,528,709,701,985,136/347,405,576.74 - Step 6: Final answer
x = 171,352,199.53
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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.