Finding the Fourth Proportional to 103,674,435.58, 155,511,653.37 and 62,992,627.03
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Solution
The fourth proportional to 103,674,435.58, 155,511,653.37 and 62,992,627.03 is: 94,488,940.55
Step by Step Solution
- Step 1: Write the proportion equation
103,674,435.58 : 155,511,653.37 = 62,992,627.03 : x - Step 2: Convert to fraction form
103,674,435.58/155,511,653.37 = 62,992,627.03/x - Step 3: Cross multiply
103,674,435.58x = 155,511,653.37 × 62,992,627.03 - Step 4: Simplify right side
103,674,435.58x = 9,796,087,579,555,054 - Step 5: Solve for x
x = 9,796,087,579,555,054/103,674,435.58 - Step 6: Final answer
x = 94,488,940.55
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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.