Finding the Fourth Proportional to 186,935,861.80, 280,403,792.70 and 83,304,866.80
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Solution
The fourth proportional to 186,935,861.80, 280,403,792.70 and 83,304,866.80 is: 124,957,300.20
Step by Step Solution
- Step 1: Write the proportion equation
186,935,861.80 : 280,403,792.70 = 83,304,866.80 : x - Step 2: Convert to fraction form
186,935,861.80/280,403,792.70 = 83,304,866.80/x - Step 3: Cross multiply
186,935,861.80x = 280,403,792.70 × 83,304,866.80 - Step 4: Simplify right side
186,935,861.80x = 23,359,000,601,088,312 - Step 5: Solve for x
x = 23,359,000,601,088,312/186,935,861.80 - Step 6: Final answer
x = 124,957,300.20
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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.