Finding the Fourth Proportional to 4,504,739,454.72, 6,760,999,328.64 and 3,125,522,513.28
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Solution
The fourth proportional to 4,504,739,454.72, 6,760,999,328.64 and 3,125,522,513.28 is: 4,690,982,869.56
Step by Step Solution
- Step 1: Write the proportion equation
4,504,739,454.72 : 6,760,999,328.64 = 3,125,522,513.28 : x - Step 2: Convert to fraction form
4,504,739,454.72/6,760,999,328.64 = 3,125,522,513.28/x - Step 3: Cross multiply
4,504,739,454.72x = 6,760,999,328.64 × 3,125,522,513.28 - Step 4: Simplify right side
4,504,739,454.72x = 21,131,655,613,935,288,320 - Step 5: Solve for x
x = 21,131,655,613,935,288,320/4,504,739,454.72 - Step 6: Final answer
x = 4,690,982,869.56
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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.