Finding the Fourth Proportional to 1,057,542,408.60, 1,586,313,612.90 and 1,036,043,323.80
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Solution
The fourth proportional to 1,057,542,408.60, 1,586,313,612.90 and 1,036,043,323.80 is: 1,554,064,985.70
Step by Step Solution
- Step 1: Write the proportion equation
1,057,542,408.60 : 1,586,313,612.90 = 1,036,043,323.80 : x - Step 2: Convert to fraction form
1,057,542,408.60/1,586,313,612.90 = 1,036,043,323.80/x - Step 3: Cross multiply
1,057,542,408.60x = 1,586,313,612.90 × 1,036,043,323.80 - Step 4: Simplify right side
1,057,542,408.60x = 1,643,489,628,098,102,528 - Step 5: Solve for x
x = 1,643,489,628,098,102,528/1,057,542,408.60 - Step 6: Final answer
x = 1,554,064,985.70
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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.