Finding the Fourth Proportional to 243,832,201.40, 336,489,318.87 and 132,323,018.00
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Solution
The fourth proportional to 243,832,201.40, 336,489,318.87 and 132,323,018.00 is: 182,606,242.90
Step by Step Solution
- Step 1: Write the proportion equation
243,832,201.40 : 336,489,318.87 = 132,323,018.00 : x - Step 2: Convert to fraction form
243,832,201.40/336,489,318.87 = 132,323,018.00/x - Step 3: Cross multiply
243,832,201.40x = 336,489,318.87 × 132,323,018.00 - Step 4: Simplify right side
243,832,201.40x = 44,525,282,195,960,304 - Step 5: Solve for x
x = 44,525,282,195,960,304/243,832,201.40 - Step 6: Final answer
x = 182,606,242.90
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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.