Finding the Fourth Proportional to 365,592,330.24, 504,385,013.79 and 240,212,055.18
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Solution
The fourth proportional to 365,592,330.24, 504,385,013.79 and 240,212,055.18 is: 331,405,641.59
Step by Step Solution
- Step 1: Write the proportion equation
365,592,330.24 : 504,385,013.79 = 240,212,055.18 : x - Step 2: Convert to fraction form
365,592,330.24/504,385,013.79 = 240,212,055.18/x - Step 3: Cross multiply
365,592,330.24x = 504,385,013.79 × 240,212,055.18 - Step 4: Simplify right side
365,592,330.24x = 121,159,360,764,488,544 - Step 5: Solve for x
x = 121,159,360,764,488,544/365,592,330.24 - Step 6: Final answer
x = 331,405,641.59
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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.