Finding the Fourth Proportional to 1,750,602,232.06, 2,415,823,857.75 and 946,830,626.62
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Solution
The fourth proportional to 1,750,602,232.06, 2,415,823,857.75 and 946,830,626.62 is: 1,306,622,358.38
Step by Step Solution
- Step 1: Write the proportion equation
1,750,602,232.06 : 2,415,823,857.75 = 946,830,626.62 : x - Step 2: Convert to fraction form
1,750,602,232.06/2,415,823,857.75 = 946,830,626.62/x - Step 3: Cross multiply
1,750,602,232.06x = 2,415,823,857.75 × 946,830,626.62 - Step 4: Simplify right side
1,750,602,232.06x = 2,287,376,017,036,978,176 - Step 5: Solve for x
x = 2,287,376,017,036,978,176/1,750,602,232.06 - Step 6: Final answer
x = 1,306,622,358.38
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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.