Finding the Fourth Proportional to 927,596,336.80, 1,391,394,505.20 and 882,246,704.80
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Solution
The fourth proportional to 927,596,336.80, 1,391,394,505.20 and 882,246,704.80 is: 1,323,370,057.20
Step by Step Solution
- Step 1: Write the proportion equation
927,596,336.80 : 1,391,394,505.20 = 882,246,704.80 : x - Step 2: Convert to fraction form
927,596,336.80/1,391,394,505.20 = 882,246,704.80/x - Step 3: Cross multiply
927,596,336.80x = 1,391,394,505.20 × 882,246,704.80 - Step 4: Simplify right side
927,596,336.80x = 1,227,553,217,289,526,528 - Step 5: Solve for x
x = 1,227,553,217,289,526,528/927,596,336.80 - Step 6: Final answer
x = 1,323,370,057.20
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1.5x scale
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.