Finding the Fourth Proportional to 449,388,356,891.32, 674,010,780,148.52 and 130,960,071,772.99
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Solution
The fourth proportional to 449,388,356,891.32, 674,010,780,148.52 and 130,960,071,772.99 is: 196,419,196,871.55
Step by Step Solution
- Step 1: Write the proportion equation
449,388,356,891.32 : 674,010,780,148.52 = 130,960,071,772.99 : x - Step 2: Convert to fraction form
449,388,356,891.32/674,010,780,148.52 = 130,960,071,772.99/x - Step 3: Cross multiply
449,388,356,891.32x = 674,010,780,148.52 × 130,960,071,772.99 - Step 4: Simplify right side
449,388,356,891.32x = 88,268,500,144,019,172,491,264 - Step 5: Solve for x
x = 88,268,500,144,019,172,491,264/449,388,356,891.32 - Step 6: Final answer
x = 196,419,196,871.55
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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.