Finding the Fourth Proportional to 2,250,432,051.75, 3,105,596,231.42 and 1,260,357,468.75
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Solution
The fourth proportional to 2,250,432,051.75, 3,105,596,231.42 and 1,260,357,468.75 is: 1,739,293,306.88
Step by Step Solution
- Step 1: Write the proportion equation
2,250,432,051.75 : 3,105,596,231.42 = 1,260,357,468.75 : x - Step 2: Convert to fraction form
2,250,432,051.75/3,105,596,231.42 = 1,260,357,468.75/x - Step 3: Cross multiply
2,250,432,051.75x = 3,105,596,231.42 × 1,260,357,468.75 - Step 4: Simplify right side
2,250,432,051.75x = 3,914,161,405,185,748,480 - Step 5: Solve for x
x = 3,914,161,405,185,748,480/2,250,432,051.75 - Step 6: Final answer
x = 1,739,293,306.88
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1.5x scale
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.