Finding the Fourth Proportional to 202,523,163.66, 279,476,239.41 and 118,889,950.86
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Solution
The fourth proportional to 202,523,163.66, 279,476,239.41 and 118,889,950.86 is: 164,064,770.52
Step by Step Solution
- Step 1: Write the proportion equation
202,523,163.66 : 279,476,239.41 = 118,889,950.86 : x - Step 2: Convert to fraction form
202,523,163.66/279,476,239.41 = 118,889,950.86/x - Step 3: Cross multiply
202,523,163.66x = 279,476,239.41 × 118,889,950.86 - Step 4: Simplify right side
202,523,163.66x = 33,226,916,369,992,500 - Step 5: Solve for x
x = 33,226,916,369,992,500/202,523,163.66 - Step 6: Final answer
x = 164,064,770.52
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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.