Finding the Fourth Proportional to 585,024,529.80, 877,536,794.70 and 196,718,305.80
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Solution
The fourth proportional to 585,024,529.80, 877,536,794.70 and 196,718,305.80 is: 295,077,458.70
Step by Step Solution
- Step 1: Write the proportion equation
585,024,529.80 : 877,536,794.70 = 196,718,305.80 : x - Step 2: Convert to fraction form
585,024,529.80/877,536,794.70 = 196,718,305.80/x - Step 3: Cross multiply
585,024,529.80x = 877,536,794.70 × 196,718,305.80 - Step 4: Simplify right side
585,024,529.80x = 172,627,551,530,546,432 - Step 5: Solve for x
x = 172,627,551,530,546,432/585,024,529.80 - Step 6: Final answer
x = 295,077,458.70
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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.