Finding the Fourth Proportional to 348,112,553.93, 480,430,560.26 and 199,453,393.79
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Solution
The fourth proportional to 348,112,553.93, 480,430,560.26 and 199,453,393.79 is: 275,265,872.03
Step by Step Solution
- Step 1: Write the proportion equation
348,112,553.93 : 480,430,560.26 = 199,453,393.79 : x - Step 2: Convert to fraction form
348,112,553.93/480,430,560.26 = 199,453,393.79/x - Step 3: Cross multiply
348,112,553.93x = 480,430,560.26 × 199,453,393.79 - Step 4: Simplify right side
348,112,553.93x = 95,823,505,723,290,832 - Step 5: Solve for x
x = 95,823,505,723,290,832/348,112,553.93 - Step 6: Final answer
x = 275,265,872.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.