Finding the Fourth Proportional to 5,362,514,383.36, 7,401,294,416.79 and 3,550,830,821.68
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Solution
The fourth proportional to 5,362,514,383.36, 7,401,294,416.79 and 3,550,830,821.68 is: 4,900,824,959.47
Step by Step Solution
- Step 1: Write the proportion equation
5,362,514,383.36 : 7,401,294,416.79 = 3,550,830,821.68 : x - Step 2: Convert to fraction form
5,362,514,383.36/7,401,294,416.79 = 3,550,830,821.68/x - Step 3: Cross multiply
5,362,514,383.36x = 7,401,294,416.79 × 3,550,830,821.68 - Step 4: Simplify right side
5,362,514,383.36x = 26,280,744,335,466,029,056 - Step 5: Solve for x
x = 26,280,744,335,466,029,056/5,362,514,383.36 - Step 6: Final answer
x = 4,900,824,959.47
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1.5x scale
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.