Finding the Fourth Proportional to 9,657,841,315.80, 14,486,761,973.70 and 4,760,081,059.80
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Solution
The fourth proportional to 9,657,841,315.80, 14,486,761,973.70 and 4,760,081,059.80 is: 7,140,121,589.70
Step by Step Solution
- Step 1: Write the proportion equation
9,657,841,315.80 : 14,486,761,973.70 = 4,760,081,059.80 : x - Step 2: Convert to fraction form
9,657,841,315.80/14,486,761,973.70 = 4,760,081,059.80/x - Step 3: Cross multiply
9,657,841,315.80x = 14,486,761,973.70 × 4,760,081,059.80 - Step 4: Simplify right side
9,657,841,315.80x = 68,958,161,288,840,241,152 - Step 5: Solve for x
x = 68,958,161,288,840,241,152/9,657,841,315.80 - Step 6: Final answer
x = 7,140,121,589.70
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1.5x scale
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.