Finding the Fourth Proportional to 336,117,204.24, 504,176,743.80 and 128,919,126.48
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Solution
The fourth proportional to 336,117,204.24, 504,176,743.80 and 128,919,126.48 is: 193,379,049.28
Step by Step Solution
- Step 1: Write the proportion equation
336,117,204.24 : 504,176,743.80 = 128,919,126.48 : x - Step 2: Convert to fraction form
336,117,204.24/504,176,743.80 = 128,919,126.48/x - Step 3: Cross multiply
336,117,204.24x = 504,176,743.80 × 128,919,126.48 - Step 4: Simplify right side
336,117,204.24x = 64,998,025,402,226,760 - Step 5: Solve for x
x = 64,998,025,402,226,760/336,117,204.24 - Step 6: Final answer
x = 193,379,049.28
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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.