Finding the Fourth Proportional to 3,459,377,517.30, 4,773,881,970.36 and 1,873,456,588.98
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Solution
The fourth proportional to 3,459,377,517.30, 4,773,881,970.36 and 1,873,456,588.98 is: 2,585,338,138.92
Step by Step Solution
- Step 1: Write the proportion equation
3,459,377,517.30 : 4,773,881,970.36 = 1,873,456,588.98 : x - Step 2: Convert to fraction form
3,459,377,517.30/4,773,881,970.36 = 1,873,456,588.98/x - Step 3: Cross multiply
3,459,377,517.30x = 4,773,881,970.36 × 1,873,456,588.98 - Step 4: Simplify right side
3,459,377,517.30x = 8,943,660,632,383,766,528 - Step 5: Solve for x
x = 8,943,660,632,383,766,528/3,459,377,517.30 - Step 6: Final answer
x = 2,585,338,138.92
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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.