Finding the Fourth Proportional to 524,382,813, 786,612,010.91 and 201,266,685
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Solution
The fourth proportional to 524,382,813, 786,612,010.91 and 201,266,685 is: 301,914,532.46
Step by Step Solution
- Step 1: Write the proportion equation
524,382,813 : 786,612,010.91 = 201,266,685 : x - Step 2: Convert to fraction form
524,382,813/786,612,010.91 = 201,266,685/x - Step 3: Cross multiply
524,382,813x = 786,612,010.91 × 201,266,685 - Step 4: Simplify right side
524,382,813x = 158,318,791,816,033,184 - Step 5: Solve for x
x = 158,318,791,816,033,184/524,382,813 - Step 6: Final answer
x = 301,914,532.46
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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.