Finding the Fourth Proportional to 3,122,074,829.97, 4,683,387,517.11 and 881,142,108.84
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Solution
The fourth proportional to 3,122,074,829.97, 4,683,387,517.11 and 881,142,108.84 is: 1,321,790,853.23
Step by Step Solution
- Step 1: Write the proportion equation
3,122,074,829.97 : 4,683,387,517.11 = 881,142,108.84 : x - Step 2: Convert to fraction form
3,122,074,829.97/4,683,387,517.11 = 881,142,108.84/x - Step 3: Cross multiply
3,122,074,829.97x = 4,683,387,517.11 × 881,142,108.84 - Step 4: Simplify right side
3,122,074,829.97x = 4,126,729,953,341,236,736 - Step 5: Solve for x
x = 4,126,729,953,341,236,736/3,122,074,829.97 - Step 6: Final answer
x = 1,321,790,853.23
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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.