Finding the Fourth Proportional to 114,680,674.98, 158,259,546.09 and 68,272,534.98
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Solution
The fourth proportional to 114,680,674.98, 158,259,546.09 and 68,272,534.98 is: 94,216,226.04
Step by Step Solution
- Step 1: Write the proportion equation
114,680,674.98 : 158,259,546.09 = 68,272,534.98 : x - Step 2: Convert to fraction form
114,680,674.98/158,259,546.09 = 68,272,534.98/x - Step 3: Cross multiply
114,680,674.98x = 158,259,546.09 × 68,272,534.98 - Step 4: Simplify right side
114,680,674.98x = 10,804,780,396,348,448 - Step 5: Solve for x
x = 10,804,780,396,348,448/114,680,674.98 - Step 6: Final answer
x = 94,216,226.04
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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.