Finding the Fourth Proportional to 891,193,174.70, 1,336,244,697.14 and 424,997,186.27
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Solution
The fourth proportional to 891,193,174.70, 1,336,244,697.14 and 424,997,186.27 is: 637,235,845.80
Step by Step Solution
- Step 1: Write the proportion equation
891,193,174.70 : 1,336,244,697.14 = 424,997,186.27 : x - Step 2: Convert to fraction form
891,193,174.70/1,336,244,697.14 = 424,997,186.27/x - Step 3: Cross multiply
891,193,174.70x = 1,336,244,697.14 × 424,997,186.27 - Step 4: Simplify right side
891,193,174.70x = 567,900,236,443,902,080 - Step 5: Solve for x
x = 567,900,236,443,902,080/891,193,174.70 - Step 6: Final answer
x = 637,235,845.80
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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.