Finding the Fourth Proportional to 177,157,708.20, 265,736,562.30 and 131,241,205.80
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Solution
The fourth proportional to 177,157,708.20, 265,736,562.30 and 131,241,205.80 is: 196,861,808.70
Step by Step Solution
- Step 1: Write the proportion equation
177,157,708.20 : 265,736,562.30 = 131,241,205.80 : x - Step 2: Convert to fraction form
177,157,708.20/265,736,562.30 = 131,241,205.80/x - Step 3: Cross multiply
177,157,708.20x = 265,736,562.30 × 131,241,205.80 - Step 4: Simplify right side
177,157,708.20x = 34,875,586,861,398,824 - Step 5: Solve for x
x = 34,875,586,861,398,824/177,157,708.20 - Step 6: Final answer
x = 196,861,808.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.