Finding the Fourth Proportional to 415,801,591.28, 573,806,207.36 and 230,162,606.96
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Solution
The fourth proportional to 415,801,591.28, 573,806,207.36 and 230,162,606.96 is: 317,624,403.91
Step by Step Solution
- Step 1: Write the proportion equation
415,801,591.28 : 573,806,207.36 = 230,162,606.96 : x - Step 2: Convert to fraction form
415,801,591.28/573,806,207.36 = 230,162,606.96/x - Step 3: Cross multiply
415,801,591.28x = 573,806,207.36 × 230,162,606.96 - Step 4: Simplify right side
415,801,591.28x = 132,068,732,571,788,112 - Step 5: Solve for x
x = 132,068,732,571,788,112/415,801,591.28 - Step 6: Final answer
x = 317,624,403.91
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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.