Finding the Fourth Proportional to 347,405,548.05, 521,125,080.62 and 114,231,097.53
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Solution
The fourth proportional to 347,405,548.05, 521,125,080.62 and 114,231,097.53 is: 171,352,156.70
Step by Step Solution
- Step 1: Write the proportion equation
347,405,548.05 : 521,125,080.62 = 114,231,097.53 : x - Step 2: Convert to fraction form
347,405,548.05/521,125,080.62 = 114,231,097.53/x - Step 3: Cross multiply
347,405,548.05x = 521,125,080.62 × 114,231,097.53 - Step 4: Simplify right side
347,405,548.05x = 59,528,689,909,061,176 - Step 5: Solve for x
x = 59,528,689,909,061,176/347,405,548.05 - Step 6: Final answer
x = 171,352,156.70
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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.