Finding the Fourth Proportional to 252,166,416.48, 347,998,307.99 and 146,311,838.46
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Solution
The fourth proportional to 252,166,416.48, 347,998,307.99 and 146,311,838.46 is: 201,915,357.85
Step by Step Solution
- Step 1: Write the proportion equation
252,166,416.48 : 347,998,307.99 = 146,311,838.46 : x - Step 2: Convert to fraction form
252,166,416.48/347,998,307.99 = 146,311,838.46/x - Step 3: Cross multiply
252,166,416.48x = 347,998,307.99 × 146,311,838.46 - Step 4: Simplify right side
252,166,416.48x = 50,916,272,222,254,656 - Step 5: Solve for x
x = 50,916,272,222,254,656/252,166,416.48 - Step 6: Final answer
x = 201,915,357.85
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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.