Finding the Fourth Proportional to 477,192,812.72, 658,449,260.40 and 268,336,502.96
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Solution
The fourth proportional to 477,192,812.72, 658,449,260.40 and 268,336,502.96 is: 370,261,175.78
Step by Step Solution
- Step 1: Write the proportion equation
477,192,812.72 : 658,449,260.40 = 268,336,502.96 : x - Step 2: Convert to fraction form
477,192,812.72/658,449,260.40 = 268,336,502.96/x - Step 3: Cross multiply
477,192,812.72x = 658,449,260.40 × 268,336,502.96 - Step 4: Simplify right side
477,192,812.72x = 176,685,971,912,334,400 - Step 5: Solve for x
x = 176,685,971,912,334,400/477,192,812.72 - Step 6: Final answer
x = 370,261,175.78
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.