Finding the Fourth Proportional to 4,795,694,761.26, 6,617,722,805.06 and 2,788,387,487.04
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Solution
The fourth proportional to 4,795,694,761.26, 6,617,722,805.06 and 2,788,387,487.04 is: 3,847,779,389.84
Step by Step Solution
- Step 1: Write the proportion equation
4,795,694,761.26 : 6,617,722,805.06 = 2,788,387,487.04 : x - Step 2: Convert to fraction form
4,795,694,761.26/6,617,722,805.06 = 2,788,387,487.04/x - Step 3: Cross multiply
4,795,694,761.26x = 6,617,722,805.06 × 2,788,387,487.04 - Step 4: Simplify right side
4,795,694,761.26x = 18,452,775,462,328,553,472 - Step 5: Solve for x
x = 18,452,775,462,328,553,472/4,795,694,761.26 - Step 6: Final answer
x = 3,847,779,389.84
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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.