Finding the Fourth Proportional to 4,788,211,527.36, 6,612,295,206.96 and 4,527,351,882.72
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Solution
The fourth proportional to 4,788,211,527.36, 6,612,295,206.96 and 4,527,351,882.72 is: 6,252,060,290.84
Step by Step Solution
- Step 1: Write the proportion equation
4,788,211,527.36 : 6,612,295,206.96 = 4,527,351,882.72 : x - Step 2: Convert to fraction form
4,788,211,527.36/6,612,295,206.96 = 4,527,351,882.72/x - Step 3: Cross multiply
4,788,211,527.36x = 6,612,295,206.96 × 4,527,351,882.72 - Step 4: Simplify right side
4,788,211,527.36x = 29,936,187,154,330,791,936 - Step 5: Solve for x
x = 29,936,187,154,330,791,936/4,788,211,527.36 - Step 6: Final answer
x = 6,252,060,290.84
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1.5x scale
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.