Finding the Fourth Proportional to 568,052,208.70, 852,078,313.05 and 222,828,135.10
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Solution
The fourth proportional to 568,052,208.70, 852,078,313.05 and 222,828,135.10 is: 334,242,202.65
Step by Step Solution
- Step 1: Write the proportion equation
568,052,208.70 : 852,078,313.05 = 222,828,135.10 : x - Step 2: Convert to fraction form
568,052,208.70/852,078,313.05 = 222,828,135.10/x - Step 3: Cross multiply
568,052,208.70x = 852,078,313.05 × 222,828,135.10 - Step 4: Simplify right side
568,052,208.70x = 189,867,021,456,085,472 - Step 5: Solve for x
x = 189,867,021,456,085,472/568,052,208.70 - Step 6: Final answer
x = 334,242,202.65
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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.