Finding the Fourth Proportional to 348,451,243.98, 522,674,540.87 and 141,186,596.78
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Solution
The fourth proportional to 348,451,243.98, 522,674,540.87 and 141,186,596.78 is: 211,778,953.07
Step by Step Solution
- Step 1: Write the proportion equation
348,451,243.98 : 522,674,540.87 = 141,186,596.78 : x - Step 2: Convert to fraction form
348,451,243.98/522,674,540.87 = 141,186,596.78/x - Step 3: Cross multiply
348,451,243.98x = 522,674,540.87 × 141,186,596.78 - Step 4: Simplify right side
348,451,243.98x = 73,794,639,645,665,024 - Step 5: Solve for x
x = 73,794,639,645,665,024/348,451,243.98 - Step 6: Final answer
x = 211,778,953.07
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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.