Finding the Fourth Proportional to 998,487,650, 1,497,935,748.09 and 343,353,593.63
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Solution
The fourth proportional to 998,487,650, 1,497,935,748.09 and 343,353,593.63 is: 515,100,634.58
Step by Step Solution
- Step 1: Write the proportion equation
998,487,650 : 1,497,935,748.09 = 343,353,593.63 : x - Step 2: Convert to fraction form
998,487,650/1,497,935,748.09 = 343,353,593.63/x - Step 3: Cross multiply
998,487,650x = 1,497,935,748.09 × 343,353,593.63 - Step 4: Simplify right side
998,487,650x = 514,321,622,133,543,872 - Step 5: Solve for x
x = 514,321,622,133,543,872/998,487,650 - Step 6: Final answer
x = 515,100,634.58
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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.