Finding the Fourth Proportional to 212,593,887.92, 293,379,562.96 and 114,808,743.92
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Solution
The fourth proportional to 212,593,887.92, 293,379,562.96 and 114,808,743.92 is: 158,436,065.33
Step by Step Solution
- Step 1: Write the proportion equation
212,593,887.92 : 293,379,562.96 = 114,808,743.92 : x - Step 2: Convert to fraction form
212,593,887.92/293,379,562.96 = 114,808,743.92/x - Step 3: Cross multiply
212,593,887.92x = 293,379,562.96 × 114,808,743.92 - Step 4: Simplify right side
212,593,887.92x = 33,682,539,115,236,156 - Step 5: Solve for x
x = 33,682,539,115,236,156/212,593,887.92 - Step 6: Final answer
x = 158,436,065.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.