Finding the Fourth Proportional to 229,474,613.84, 344,279,207.46 and 74,025,307.40
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Solution
The fourth proportional to 229,474,613.84, 344,279,207.46 and 74,025,307.40 is: 111,059,666.85
Step by Step Solution
- Step 1: Write the proportion equation
229,474,613.84 : 344,279,207.46 = 74,025,307.40 : x - Step 2: Convert to fraction form
229,474,613.84/344,279,207.46 = 74,025,307.40/x - Step 3: Cross multiply
229,474,613.84x = 344,279,207.46 × 74,025,307.40 - Step 4: Simplify right side
229,474,613.84x = 25,485,374,163,654,872 - Step 5: Solve for x
x = 25,485,374,163,654,872/229,474,613.84 - Step 6: Final answer
x = 111,059,666.85
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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.