Finding the Fourth Proportional to 134,592,661.20, 201,888,991.80 and 134,592,661.20
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Solution
The fourth proportional to 134,592,661.20, 201,888,991.80 and 134,592,661.20 is: 201,888,991.80
Step by Step Solution
- Step 1: Write the proportion equation
134,592,661.20 : 201,888,991.80 = 134,592,661.20 : x - Step 2: Convert to fraction form
134,592,661.20/201,888,991.80 = 134,592,661.20/x - Step 3: Cross multiply
134,592,661.20x = 201,888,991.80 × 134,592,661.20 - Step 4: Simplify right side
134,592,661.20x = 27,172,776,673,346,976 - Step 5: Solve for x
x = 27,172,776,673,346,976/134,592,661.20 - Step 6: Final answer
x = 201,888,991.80
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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.