Finding the Fourth Proportional to 117,452,334.80, 176,178,502.20 and 32,351,790.80
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Solution
The fourth proportional to 117,452,334.80, 176,178,502.20 and 32,351,790.80 is: 48,527,686.20
Step by Step Solution
- Step 1: Write the proportion equation
117,452,334.80 : 176,178,502.20 = 32,351,790.80 : x - Step 2: Convert to fraction form
117,452,334.80/176,178,502.20 = 32,351,790.80/x - Step 3: Cross multiply
117,452,334.80x = 176,178,502.20 × 32,351,790.80 - Step 4: Simplify right side
117,452,334.80x = 5,699,690,046,631,740 - Step 5: Solve for x
x = 5,699,690,046,631,740/117,452,334.80 - Step 6: Final answer
x = 48,527,686.20
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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.