Finding the Fourth Proportional to 4,500,863,927.48, 6,211,192,219.98 and 2,520,714,761.48
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Solution
The fourth proportional to 4,500,863,927.48, 6,211,192,219.98 and 2,520,714,761.48 is: 3,478,586,370.87
Step by Step Solution
- Step 1: Write the proportion equation
4,500,863,927.48 : 6,211,192,219.98 = 2,520,714,761.48 : x - Step 2: Convert to fraction form
4,500,863,927.48/6,211,192,219.98 = 2,520,714,761.48/x - Step 3: Cross multiply
4,500,863,927.48x = 6,211,192,219.98 × 2,520,714,761.48 - Step 4: Simplify right side
4,500,863,927.48x = 15,656,643,915,293,317,120 - Step 5: Solve for x
x = 15,656,643,915,293,317,120/4,500,863,927.48 - Step 6: Final answer
x = 3,478,586,370.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.