Finding the Fourth Proportional to 3,183,599,130.30, 4,775,845,200.66 and 1,112,849,902.62
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Solution
The fourth proportional to 3,183,599,130.30, 4,775,845,200.66 and 1,112,849,902.62 is: 1,669,430,933.03
Step by Step Solution
- Step 1: Write the proportion equation
3,183,599,130.30 : 4,775,845,200.66 = 1,112,849,902.62 : x - Step 2: Convert to fraction form
3,183,599,130.30/4,775,845,200.66 = 1,112,849,902.62/x - Step 3: Cross multiply
3,183,599,130.30x = 4,775,845,200.66 × 1,112,849,902.62 - Step 4: Simplify right side
3,183,599,130.30x = 5,314,798,866,482,674,688 - Step 5: Solve for x
x = 5,314,798,866,482,674,688/3,183,599,130.30 - Step 6: Final answer
x = 1,669,430,933.03
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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.