Finding the Fourth Proportional to 94,608,601.20, 141,912,901.80 and 74,201,266.80
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Solution
The fourth proportional to 94,608,601.20, 141,912,901.80 and 74,201,266.80 is: 111,301,900.20
Step by Step Solution
- Step 1: Write the proportion equation
94,608,601.20 : 141,912,901.80 = 74,201,266.80 : x - Step 2: Convert to fraction form
94,608,601.20/141,912,901.80 = 74,201,266.80/x - Step 3: Cross multiply
94,608,601.20x = 141,912,901.80 × 74,201,266.80 - Step 4: Simplify right side
94,608,601.20x = 10,530,117,088,824,000 - Step 5: Solve for x
x = 10,530,117,088,824,000/94,608,601.20 - Step 6: Final answer
x = 111,301,900.20
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1.5x scale
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.