Finding the Fourth Proportional to 330,736,453.19, 496,104,679.62 and 123,491,048.63
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Solution
The fourth proportional to 330,736,453.19, 496,104,679.62 and 123,491,048.63 is: 185,236,572.88
Step by Step Solution
- Step 1: Write the proportion equation
330,736,453.19 : 496,104,679.62 = 123,491,048.63 : x - Step 2: Convert to fraction form
330,736,453.19/496,104,679.62 = 123,491,048.63/x - Step 3: Cross multiply
330,736,453.19x = 496,104,679.62 × 123,491,048.63 - Step 4: Simplify right side
330,736,453.19x = 61,264,487,116,523,992 - Step 5: Solve for x
x = 61,264,487,116,523,992/330,736,453.19 - Step 6: Final answer
x = 185,236,572.88
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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.