Finding the Fourth Proportional to 453,729,129,995.70, 680,593,694,993.55 and 453,729,129,995.70
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Solution
The fourth proportional to 453,729,129,995.70, 680,593,694,993.55 and 453,729,129,995.70 is: 680,593,694,993.55
Step by Step Solution
- Step 1: Write the proportion equation
453,729,129,995.70 : 680,593,694,993.55 = 453,729,129,995.70 : x - Step 2: Convert to fraction form
453,729,129,995.70/680,593,694,993.55 = 453,729,129,995.70/x - Step 3: Cross multiply
453,729,129,995.70x = 680,593,694,993.55 × 453,729,129,995.70 - Step 4: Simplify right side
453,729,129,995.70x = 308,805,185,109,982,277,795,840 - Step 5: Solve for x
x = 308,805,185,109,982,277,795,840/453,729,129,995.70 - Step 6: Final answer
x = 680,593,694,993.55
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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.