Finding the Fourth Proportional to 1,644,153,845.10, 2,466,230,767.65 and 1,121,136,184.95
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Solution
The fourth proportional to 1,644,153,845.10, 2,466,230,767.65 and 1,121,136,184.95 is: 1,681,704,277.43
Step by Step Solution
- Step 1: Write the proportion equation
1,644,153,845.10 : 2,466,230,767.65 = 1,121,136,184.95 : x - Step 2: Convert to fraction form
1,644,153,845.10/2,466,230,767.65 = 1,121,136,184.95/x - Step 3: Cross multiply
1,644,153,845.10x = 2,466,230,767.65 × 1,121,136,184.95 - Step 4: Simplify right side
1,644,153,845.10x = 2,764,980,554,049,431,040 - Step 5: Solve for x
x = 2,764,980,554,049,431,040/1,644,153,845.10 - Step 6: Final answer
x = 1,681,704,277.43
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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.