Finding the Fourth Proportional to 848,514,553.42, 1,171,052,020.72 and 513,977,260.08
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Solution
The fourth proportional to 848,514,553.42, 1,171,052,020.72 and 513,977,260.08 is: 709,350,366.00
Step by Step Solution
- Step 1: Write the proportion equation
848,514,553.42 : 1,171,052,020.72 = 513,977,260.08 : x - Step 2: Convert to fraction form
848,514,553.42/1,171,052,020.72 = 513,977,260.08/x - Step 3: Cross multiply
848,514,553.42x = 1,171,052,020.72 × 513,977,260.08 - Step 4: Simplify right side
848,514,553.42x = 601,894,109,020,812,928 - Step 5: Solve for x
x = 601,894,109,020,812,928/848,514,553.42 - Step 6: Final answer
x = 709,350,366.00
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.