Finding the Fourth Proportional to 246,040,840.80, 368,809,318.80 and 143,752,226.40
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Solution
The fourth proportional to 246,040,840.80, 368,809,318.80 and 143,752,226.40 is: 215,481,139.32
Step by Step Solution
- Step 1: Write the proportion equation
246,040,840.80 : 368,809,318.80 = 143,752,226.40 : x - Step 2: Convert to fraction form
246,040,840.80/368,809,318.80 = 143,752,226.40/x - Step 3: Cross multiply
246,040,840.80x = 368,809,318.80 × 143,752,226.40 - Step 4: Simplify right side
246,040,840.80x = 53,017,160,694,567,384 - Step 5: Solve for x
x = 53,017,160,694,567,384/246,040,840.80 - Step 6: Final answer
x = 215,481,139.32
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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.