Finding the Fourth Proportional to 5,972,401,354.03, 8,959,782,183.54 and 2,190,828,809.09
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Solution
The fourth proportional to 5,972,401,354.03, 8,959,782,183.54 and 2,190,828,809.09 is: 3,286,676,123.60
Step by Step Solution
- Step 1: Write the proportion equation
5,972,401,354.03 : 8,959,782,183.54 = 2,190,828,809.09 : x - Step 2: Convert to fraction form
5,972,401,354.03/8,959,782,183.54 = 2,190,828,809.09/x - Step 3: Cross multiply
5,972,401,354.03x = 8,959,782,183.54 × 2,190,828,809.09 - Step 4: Simplify right side
5,972,401,354.03x = 19,629,348,930,845,356,032 - Step 5: Solve for x
x = 19,629,348,930,845,356,032/5,972,401,354.03 - Step 6: Final answer
x = 3,286,676,123.60
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1.5x scale
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.