Finding the Fourth Proportional to 276,571,799.97, 415,153,038.92 and 119,082,830.37
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Solution
The fourth proportional to 276,571,799.97, 415,153,038.92 and 119,082,830.37 is: 178,751,408.91
Step by Step Solution
- Step 1: Write the proportion equation
276,571,799.97 : 415,153,038.92 = 119,082,830.37 : x - Step 2: Convert to fraction form
276,571,799.97/415,153,038.92 = 119,082,830.37/x - Step 3: Cross multiply
276,571,799.97x = 415,153,038.92 × 119,082,830.37 - Step 4: Simplify right side
276,571,799.97x = 49,437,598,910,704,960 - Step 5: Solve for x
x = 49,437,598,910,704,960/276,571,799.97 - Step 6: Final answer
x = 178,751,408.91
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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.