Finding the Fourth Proportional to 4,288,402,318.77, 5,918,138,902.49 and 2,383,244,079.48
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Solution
The fourth proportional to 4,288,402,318.77, 5,918,138,902.49 and 2,383,244,079.48 is: 3,288,956,691.20
Step by Step Solution
- Step 1: Write the proportion equation
4,288,402,318.77 : 5,918,138,902.49 = 2,383,244,079.48 : x - Step 2: Convert to fraction form
4,288,402,318.77/5,918,138,902.49 = 2,383,244,079.48/x - Step 3: Cross multiply
4,288,402,318.77x = 5,918,138,902.49 × 2,383,244,079.48 - Step 4: Simplify right side
4,288,402,318.77x = 14,104,369,500,887,640,064 - Step 5: Solve for x
x = 14,104,369,500,887,640,064/4,288,402,318.77 - Step 6: Final answer
x = 3,288,956,691.20
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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.