Finding the Fourth Proportional to 146,928,998.18, 220,393,464.35 and 53,562,969.33
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Solution
The fourth proportional to 146,928,998.18, 220,393,464.35 and 53,562,969.33 is: 80,344,441.99
Step by Step Solution
- Step 1: Write the proportion equation
146,928,998.18 : 220,393,464.35 = 53,562,969.33 : x - Step 2: Convert to fraction form
146,928,998.18/220,393,464.35 = 53,562,969.33/x - Step 3: Cross multiply
146,928,998.18x = 220,393,464.35 × 53,562,969.33 - Step 4: Simplify right side
146,928,998.18x = 11,804,928,370,830,446 - Step 5: Solve for x
x = 11,804,928,370,830,446/146,928,998.18 - Step 6: Final answer
x = 80,344,441.99
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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.