Finding the Fourth Proportional to 524,968,046.26, 787,345,179.12 and 192,860,911.17
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Solution
The fourth proportional to 524,968,046.26, 787,345,179.12 and 192,860,911.17 is: 289,252,097.79
Step by Step Solution
- Step 1: Write the proportion equation
524,968,046.26 : 787,345,179.12 = 192,860,911.17 : x - Step 2: Convert to fraction form
524,968,046.26/787,345,179.12 = 192,860,911.17/x - Step 3: Cross multiply
524,968,046.26x = 787,345,179.12 × 192,860,911.17 - Step 4: Simplify right side
524,968,046.26x = 151,848,108,650,390,048 - Step 5: Solve for x
x = 151,848,108,650,390,048/524,968,046.26 - Step 6: Final answer
x = 289,252,097.79
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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.