Finding the Fourth Proportional to 362,337,349.10, 543,665,455.95 and 168,148,807.70
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Solution
The fourth proportional to 362,337,349.10, 543,665,455.95 and 168,148,807.70 is: 252,297,198.82
Step by Step Solution
- Step 1: Write the proportion equation
362,337,349.10 : 543,665,455.95 = 168,148,807.70 : x - Step 2: Convert to fraction form
362,337,349.10/543,665,455.95 = 168,148,807.70/x - Step 3: Cross multiply
362,337,349.10x = 543,665,455.95 × 168,148,807.70 - Step 4: Simplify right side
362,337,349.10x = 91,416,698,205,669,376 - Step 5: Solve for x
x = 91,416,698,205,669,376/362,337,349.10 - Step 6: Final answer
x = 252,297,198.82
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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.