Finding the Fourth Proportional to 433,874,956.44, 598,784,366.88 and 245,736,718.68
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Solution
The fourth proportional to 433,874,956.44, 598,784,366.88 and 245,736,718.68 is: 339,137,586.37
Step by Step Solution
- Step 1: Write the proportion equation
433,874,956.44 : 598,784,366.88 = 245,736,718.68 : x - Step 2: Convert to fraction form
433,874,956.44/598,784,366.88 = 245,736,718.68/x - Step 3: Cross multiply
433,874,956.44x = 598,784,366.88 × 245,736,718.68 - Step 4: Simplify right side
433,874,956.44x = 147,143,305,513,972,480 - Step 5: Solve for x
x = 147,143,305,513,972,480/433,874,956.44 - Step 6: Final answer
x = 339,137,586.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.