Finding the Fourth Proportional to 265,367,792.87, 366,208,663.76 and 146,287,771.09
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Solution
The fourth proportional to 265,367,792.87, 366,208,663.76 and 146,287,771.09 is: 201,877,735.79
Step by Step Solution
- Step 1: Write the proportion equation
265,367,792.87 : 366,208,663.76 = 146,287,771.09 : x - Step 2: Convert to fraction form
265,367,792.87/366,208,663.76 = 146,287,771.09/x - Step 3: Cross multiply
265,367,792.87x = 366,208,663.76 × 146,287,771.09 - Step 4: Simplify right side
265,367,792.87x = 53,571,849,176,054,120 - Step 5: Solve for x
x = 53,571,849,176,054,120/265,367,792.87 - Step 6: Final answer
x = 201,877,735.79
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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.