Finding the Fourth Proportional to 848,514,552.92, 1,171,052,020.03 and 513,977,259.58
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Solution
The fourth proportional to 848,514,552.92, 1,171,052,020.03 and 513,977,259.58 is: 709,350,365.30
Step by Step Solution
- Step 1: Write the proportion equation
848,514,552.92 : 1,171,052,020.03 = 513,977,259.58 : x - Step 2: Convert to fraction form
848,514,552.92/1,171,052,020.03 = 513,977,259.58/x - Step 3: Cross multiply
848,514,552.92x = 1,171,052,020.03 × 513,977,259.58 - Step 4: Simplify right side
848,514,552.92x = 601,894,108,077,406,720 - Step 5: Solve for x
x = 601,894,108,077,406,720/848,514,552.92 - Step 6: Final answer
x = 709,350,365.30
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Double scale
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Similar ratio
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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.