Finding the Fourth Proportional to 150,328,075.75, 207,449,216.17 and 88,452,421.99
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Solution
The fourth proportional to 150,328,075.75, 207,449,216.17 and 88,452,421.99 is: 122,062,266.27
Step by Step Solution
- Step 1: Write the proportion equation
150,328,075.75 : 207,449,216.17 = 88,452,421.99 : x - Step 2: Convert to fraction form
150,328,075.75/207,449,216.17 = 88,452,421.99/x - Step 3: Cross multiply
150,328,075.75x = 207,449,216.17 × 88,452,421.99 - Step 4: Simplify right side
150,328,075.75x = 18,349,385,610,163,568 - Step 5: Solve for x
x = 18,349,385,610,163,568/150,328,075.75 - Step 6: Final answer
x = 122,062,266.27
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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.