Finding the Fourth Proportional to 165,380,890.99, 248,052,407.76 and 44,221,790.83
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Solution
The fourth proportional to 165,380,890.99, 248,052,407.76 and 44,221,790.83 is: 66,327,624.83
Step by Step Solution
- Step 1: Write the proportion equation
165,380,890.99 : 248,052,407.76 = 44,221,790.83 : x - Step 2: Convert to fraction form
165,380,890.99/248,052,407.76 = 44,221,790.83/x - Step 3: Cross multiply
165,380,890.99x = 248,052,407.76 × 44,221,790.83 - Step 4: Simplify right side
165,380,890.99x = 10,969,321,690,840,588 - Step 5: Solve for x
x = 10,969,321,690,840,588/165,380,890.99 - Step 6: Final answer
x = 66,327,624.83
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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.