Finding the Fourth Proportional to 88,519,404.26, 122,156,777.92 and 51,849,975.26
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Solution
The fourth proportional to 88,519,404.26, 122,156,777.92 and 51,849,975.26 is: 71,552,965.88
Step by Step Solution
- Step 1: Write the proportion equation
88,519,404.26 : 122,156,777.92 = 51,849,975.26 : x - Step 2: Convert to fraction form
88,519,404.26/122,156,777.92 = 51,849,975.26/x - Step 3: Cross multiply
88,519,404.26x = 122,156,777.92 × 51,849,975.26 - Step 4: Simplify right side
88,519,404.26x = 6,333,825,912,993,314 - Step 5: Solve for x
x = 6,333,825,912,993,314/88,519,404.26 - Step 6: Final answer
x = 71,552,965.88
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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.