Finding the Fourth Proportional to 1,757,048,275.20, 2,635,560,996.64 and 446,939,134.68
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Solution
The fourth proportional to 1,757,048,275.20, 2,635,560,996.64 and 446,939,134.68 is: 670,405,798.10
Step by Step Solution
- Step 1: Write the proportion equation
1,757,048,275.20 : 2,635,560,996.64 = 446,939,134.68 : x - Step 2: Convert to fraction form
1,757,048,275.20/2,635,560,996.64 = 446,939,134.68/x - Step 3: Cross multiply
1,757,048,275.20x = 2,635,560,996.64 × 446,939,134.68 - Step 4: Simplify right side
1,757,048,275.20x = 1,177,935,351,234,639,872 - Step 5: Solve for x
x = 1,177,935,351,234,639,872/1,757,048,275.20 - Step 6: Final answer
x = 670,405,798.10
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.