Finding the Fourth Proportional to 5,321,974,580,387.40, 7,982,874,633,645 and 1,695,676,551,796
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Solution
The fourth proportional to 5,321,974,580,387.40, 7,982,874,633,645 and 1,695,676,551,796 is: 2,543,487,032,441.55
Step by Step Solution
- Step 1: Write the proportion equation
5,321,974,580,387.40 : 7,982,874,633,645 = 1,695,676,551,796 : x - Step 2: Convert to fraction form
5,321,974,580,387.40/7,982,874,633,645 = 1,695,676,551,796/x - Step 3: Cross multiply
5,321,974,580,387.40x = 7,982,874,633,645 × 1,695,676,551,796 - Step 4: Simplify right side
5,321,974,580,387.40x = 13,536,373,332,198,911,173,984,256 - Step 5: Solve for x
x = 13,536,373,332,198,911,173,984,256/5,321,974,580,387.40 - Step 6: Final answer
x = 2,543,487,032,441.55
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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.