Finding the Fourth Proportional to 49,309,165.08, 68,048,655.53 and 27,282,307.77
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Solution
The fourth proportional to 49,309,165.08, 68,048,655.53 and 27,282,307.77 is: 37,650,695.57
Step by Step Solution
- Step 1: Write the proportion equation
49,309,165.08 : 68,048,655.53 = 27,282,307.77 : x - Step 2: Convert to fraction form
49,309,165.08/68,048,655.53 = 27,282,307.77/x - Step 3: Cross multiply
49,309,165.08x = 68,048,655.53 × 27,282,307.77 - Step 4: Simplify right side
49,309,165.08x = 1,856,524,363,367,761 - Step 5: Solve for x
x = 1,856,524,363,367,761/49,309,165.08 - Step 6: Final answer
x = 37,650,695.57
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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.