Finding the Fourth Proportional to 95,043,518.14, 131,219,292.99 and 65,325,337.42
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Solution
The fourth proportional to 95,043,518.14, 131,219,292.99 and 65,325,337.42 is: 90,189,681.09
Step by Step Solution
- Step 1: Write the proportion equation
95,043,518.14 : 131,219,292.99 = 65,325,337.42 : x - Step 2: Convert to fraction form
95,043,518.14/131,219,292.99 = 65,325,337.42/x - Step 3: Cross multiply
95,043,518.14x = 131,219,292.99 × 65,325,337.42 - Step 4: Simplify right side
95,043,518.14x = 8,571,944,590,585,591 - Step 5: Solve for x
x = 8,571,944,590,585,591/95,043,518.14 - Step 6: Final answer
x = 90,189,681.09
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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.