Finding the Fourth Proportional to 134,453,141.80, 201,679,712.70 and 131,467,157.80
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Solution
The fourth proportional to 134,453,141.80, 201,679,712.70 and 131,467,157.80 is: 197,200,736.70
Step by Step Solution
- Step 1: Write the proportion equation
134,453,141.80 : 201,679,712.70 = 131,467,157.80 : x - Step 2: Convert to fraction form
134,453,141.80/201,679,712.70 = 131,467,157.80/x - Step 3: Cross multiply
134,453,141.80x = 201,679,712.70 × 131,467,157.80 - Step 4: Simplify right side
134,453,141.80x = 26,514,258,614,589,560 - Step 5: Solve for x
x = 26,514,258,614,589,560/134,453,141.80 - Step 6: Final answer
x = 197,200,736.70
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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.