Finding the Fourth Proportional to 4,205,128,638.30, 6,307,692,957.45 and 1,751,146,676.70
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Solution
The fourth proportional to 4,205,128,638.30, 6,307,692,957.45 and 1,751,146,676.70 is: 2,626,720,015.05
Step by Step Solution
- Step 1: Write the proportion equation
4,205,128,638.30 : 6,307,692,957.45 = 1,751,146,676.70 : x - Step 2: Convert to fraction form
4,205,128,638.30/6,307,692,957.45 = 1,751,146,676.70/x - Step 3: Cross multiply
4,205,128,638.30x = 6,307,692,957.45 × 1,751,146,676.70 - Step 4: Simplify right side
4,205,128,638.30x = 11,045,695,560,082,561,024 - Step 5: Solve for x
x = 11,045,695,560,082,561,024/4,205,128,638.30 - Step 6: Final answer
x = 2,626,720,015.05
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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.