Finding the Fourth Proportional to 103,674,420.08, 155,511,630.11 and 62,992,611.53
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Solution
The fourth proportional to 103,674,420.08, 155,511,630.11 and 62,992,611.53 is: 94,488,917.29
Step by Step Solution
- Step 1: Write the proportion equation
103,674,420.08 : 155,511,630.11 = 62,992,611.53 : x - Step 2: Convert to fraction form
103,674,420.08/155,511,630.11 = 62,992,611.53/x - Step 3: Cross multiply
103,674,420.08x = 155,511,630.11 × 62,992,611.53 - Step 4: Simplify right side
103,674,420.08x = 9,796,083,703,296,206 - Step 5: Solve for x
x = 9,796,083,703,296,206/103,674,420.08 - Step 6: Final answer
x = 94,488,917.29
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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.