Finding the Fourth Proportional to 220,534,905.56, 304,112,589.36 and 146,169,644.72
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Solution
The fourth proportional to 220,534,905.56, 304,112,589.36 and 146,169,644.72 is: 201,564,595.99
Step by Step Solution
- Step 1: Write the proportion equation
220,534,905.56 : 304,112,589.36 = 146,169,644.72 : x - Step 2: Convert to fraction form
220,534,905.56/304,112,589.36 = 146,169,644.72/x - Step 3: Cross multiply
220,534,905.56x = 304,112,589.36 × 146,169,644.72 - Step 4: Simplify right side
220,534,905.56x = 44,452,029,141,630,456 - Step 5: Solve for x
x = 44,452,029,141,630,456/220,534,905.56 - Step 6: Final answer
x = 201,564,595.99
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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.