Finding the Fourth Proportional to 251,138,543.80, 376,707,815.70 and 183,114,095.80
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Solution
The fourth proportional to 251,138,543.80, 376,707,815.70 and 183,114,095.80 is: 274,671,143.70
Step by Step Solution
- Step 1: Write the proportion equation
251,138,543.80 : 376,707,815.70 = 183,114,095.80 : x - Step 2: Convert to fraction form
251,138,543.80/376,707,815.70 = 183,114,095.80/x - Step 3: Cross multiply
251,138,543.80x = 376,707,815.70 × 183,114,095.80 - Step 4: Simplify right side
251,138,543.80x = 68,980,511,052,698,544 - Step 5: Solve for x
x = 68,980,511,052,698,544/251,138,543.80 - Step 6: Final answer
x = 274,671,143.70
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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.