Finding the Fourth Proportional to 153,029,863.80, 229,544,795.70 and 153,029,863.80
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Solution
The fourth proportional to 153,029,863.80, 229,544,795.70 and 153,029,863.80 is: 229,544,795.70
Step by Step Solution
- Step 1: Write the proportion equation
153,029,863.80 : 229,544,795.70 = 153,029,863.80 : x - Step 2: Convert to fraction form
153,029,863.80/229,544,795.70 = 153,029,863.80/x - Step 3: Cross multiply
153,029,863.80x = 229,544,795.70 × 153,029,863.80 - Step 4: Simplify right side
153,029,863.80x = 35,127,208,821,969,828 - Step 5: Solve for x
x = 35,127,208,821,969,828/153,029,863.80 - Step 6: Final answer
x = 229,544,795.70
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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.