Finding the Fourth Proportional to 475,793,454.96, 713,674,478.08 and 195,664,674.96
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Solution
The fourth proportional to 475,793,454.96, 713,674,478.08 and 195,664,674.96 is: 293,490,554.20
Step by Step Solution
- Step 1: Write the proportion equation
475,793,454.96 : 713,674,478.08 = 195,664,674.96 : x - Step 2: Convert to fraction form
475,793,454.96/713,674,478.08 = 195,664,674.96/x - Step 3: Cross multiply
475,793,454.96x = 713,674,478.08 × 195,664,674.96 - Step 4: Simplify right side
475,793,454.96x = 139,640,884,780,770,864 - Step 5: Solve for x
x = 139,640,884,780,770,864/475,793,454.96 - Step 6: Final answer
x = 293,490,554.20
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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.