Finding the Fourth Proportional to 181,521,007.80, 272,281,511.70 and 58,699,087.80
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Solution
The fourth proportional to 181,521,007.80, 272,281,511.70 and 58,699,087.80 is: 88,048,631.70
Step by Step Solution
- Step 1: Write the proportion equation
181,521,007.80 : 272,281,511.70 = 58,699,087.80 : x - Step 2: Convert to fraction form
181,521,007.80/272,281,511.70 = 58,699,087.80/x - Step 3: Cross multiply
181,521,007.80x = 272,281,511.70 × 58,699,087.80 - Step 4: Simplify right side
181,521,007.80x = 15,982,676,361,595,026 - Step 5: Solve for x
x = 15,982,676,361,595,026/181,521,007.80 - Step 6: Final answer
x = 88,048,631.70
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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.