Finding the Fourth Proportional to 134,811,219.20, 202,216,828.80 and 134,811,219.20
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Solution
The fourth proportional to 134,811,219.20, 202,216,828.80 and 134,811,219.20 is: 202,216,828.80
Step by Step Solution
- Step 1: Write the proportion equation
134,811,219.20 : 202,216,828.80 = 134,811,219.20 : x - Step 2: Convert to fraction form
134,811,219.20/202,216,828.80 = 134,811,219.20/x - Step 3: Cross multiply
134,811,219.20x = 202,216,828.80 × 134,811,219.20 - Step 4: Simplify right side
134,811,219.20x = 27,261,097,233,285,672 - Step 5: Solve for x
x = 27,261,097,233,285,672/134,811,219.20 - Step 6: Final answer
x = 202,216,828.80
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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.