Finding the Fourth Proportional to 524,382,149, 786,611,014.86 and 201,266,021
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Solution
The fourth proportional to 524,382,149, 786,611,014.86 and 201,266,021 is: 301,913,536.41
Step by Step Solution
- Step 1: Write the proportion equation
524,382,149 : 786,611,014.86 = 201,266,021 : x - Step 2: Convert to fraction form
524,382,149/786,611,014.86 = 201,266,021/x - Step 3: Cross multiply
524,382,149x = 786,611,014.86 × 201,266,021 - Step 4: Simplify right side
524,382,149x = 158,318,069,035,644,064 - Step 5: Solve for x
x = 158,318,069,035,644,064/524,382,149 - Step 6: Final answer
x = 301,913,536.41
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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.