Finding the Fourth Proportional to 106,588,126.49, 159,897,441.18 and 32,818,148.20
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Solution
The fourth proportional to 106,588,126.49, 159,897,441.18 and 32,818,148.20 is: 49,231,918.17
Step by Step Solution
- Step 1: Write the proportion equation
106,588,126.49 : 159,897,441.18 = 32,818,148.20 : x - Step 2: Convert to fraction form
106,588,126.49/159,897,441.18 = 32,818,148.20/x - Step 3: Cross multiply
106,588,126.49x = 159,897,441.18 × 32,818,148.20 - Step 4: Simplify right side
106,588,126.49x = 5,247,537,921,319,172 - Step 5: Solve for x
x = 5,247,537,921,319,172/106,588,126.49 - Step 6: Final answer
x = 49,231,918.17
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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.