Finding the Fourth Proportional to 995,266,198, 1,373,467,944.14 and 555,233,050
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Solution
The fourth proportional to 995,266,198, 1,373,467,944.14 and 555,233,050 is: 766,221,938.65
Step by Step Solution
- Step 1: Write the proportion equation
995,266,198 : 1,373,467,944.14 = 555,233,050 : x - Step 2: Convert to fraction form
995,266,198/1,373,467,944.14 = 555,233,050/x - Step 3: Cross multiply
995,266,198x = 1,373,467,944.14 × 555,233,050 - Step 4: Simplify right side
995,266,198x = 762,594,795,702,081,920 - Step 5: Solve for x
x = 762,594,795,702,081,920/995,266,198 - Step 6: Final answer
x = 766,221,938.65
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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.