Finding the Fourth Proportional to 234,540,141.12, 323,674,043.52 and 141,702,713.12
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Solution
The fourth proportional to 234,540,141.12, 323,674,043.52 and 141,702,713.12 is: 195,554,969.46
Step by Step Solution
- Step 1: Write the proportion equation
234,540,141.12 : 323,674,043.52 = 141,702,713.12 : x - Step 2: Convert to fraction form
234,540,141.12/323,674,043.52 = 141,702,713.12/x - Step 3: Cross multiply
234,540,141.12x = 323,674,043.52 × 141,702,713.12 - Step 4: Simplify right side
234,540,141.12x = 45,865,490,133,304,952 - Step 5: Solve for x
x = 45,865,490,133,304,952/234,540,141.12 - Step 6: Final answer
x = 195,554,969.46
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1.5x scale
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.