Finding the Fourth Proportional to 4,205,128,854.80, 6,307,693,282.20 and 1,751,146,893.20
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Solution
The fourth proportional to 4,205,128,854.80, 6,307,693,282.20 and 1,751,146,893.20 is: 2,626,720,339.80
Step by Step Solution
- Step 1: Write the proportion equation
4,205,128,854.80 : 6,307,693,282.20 = 1,751,146,893.20 : x - Step 2: Convert to fraction form
4,205,128,854.80/6,307,693,282.20 = 1,751,146,893.20/x - Step 3: Cross multiply
4,205,128,854.80x = 6,307,693,282.20 × 1,751,146,893.20 - Step 4: Simplify right side
4,205,128,854.80x = 11,045,697,494,383,040,512 - Step 5: Solve for x
x = 11,045,697,494,383,040,512/4,205,128,854.80 - Step 6: Final answer
x = 2,626,720,339.80
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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.