Finding the Fourth Proportional to 252,319,034.88, 378,476,029.17 and 79,795,877.76
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Solution
The fourth proportional to 252,319,034.88, 378,476,029.17 and 79,795,877.76 is: 119,693,018.69
Step by Step Solution
- Step 1: Write the proportion equation
252,319,034.88 : 378,476,029.17 = 79,795,877.76 : x - Step 2: Convert to fraction form
252,319,034.88/378,476,029.17 = 79,795,877.76/x - Step 3: Cross multiply
252,319,034.88x = 378,476,029.17 × 79,795,877.76 - Step 4: Simplify right side
252,319,034.88x = 30,200,826,958,739,516 - Step 5: Solve for x
x = 30,200,826,958,739,516/252,319,034.88 - Step 6: Final answer
x = 119,693,018.69
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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.