Finding the Fourth Proportional to 3,193,936,590.09, 4,407,801,719.40 and 1,924,177,287.99
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Solution
The fourth proportional to 3,193,936,590.09, 4,407,801,719.40 and 1,924,177,287.99 is: 2,655,466,606.55
Step by Step Solution
- Step 1: Write the proportion equation
3,193,936,590.09 : 4,407,801,719.40 = 1,924,177,287.99 : x - Step 2: Convert to fraction form
3,193,936,590.09/4,407,801,719.40 = 1,924,177,287.99/x - Step 3: Cross multiply
3,193,936,590.09x = 4,407,801,719.40 × 1,924,177,287.99 - Step 4: Simplify right side
3,193,936,590.09x = 8,481,391,958,432,750,592 - Step 5: Solve for x
x = 8,481,391,958,432,750,592/3,193,936,590.09 - Step 6: Final answer
x = 2,655,466,606.55
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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.