Finding the Fourth Proportional to 5,907,321,918.01, 8,154,614,348.99 and 3,680,754,189.13
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Solution
The fourth proportional to 5,907,321,918.01, 8,154,614,348.99 and 3,680,754,189.13 is: 5,081,004,783.96
Step by Step Solution
- Step 1: Write the proportion equation
5,907,321,918.01 : 8,154,614,348.99 = 3,680,754,189.13 : x - Step 2: Convert to fraction form
5,907,321,918.01/8,154,614,348.99 = 3,680,754,189.13/x - Step 3: Cross multiply
5,907,321,918.01x = 8,154,614,348.99 × 3,680,754,189.13 - Step 4: Simplify right side
5,907,321,918.01x = 30,015,130,925,784,551,424 - Step 5: Solve for x
x = 30,015,130,925,784,551,424/5,907,321,918.01 - Step 6: Final answer
x = 5,081,004,783.96
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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.