Finding the Fourth Proportional to 73,585,229,936.13, 110,378,723,774.90 and 20,523,034,626.75
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Solution
The fourth proportional to 73,585,229,936.13, 110,378,723,774.90 and 20,523,034,626.75 is: 30,784,797,058.53
Step by Step Solution
- Step 1: Write the proportion equation
73,585,229,936.13 : 110,378,723,774.90 = 20,523,034,626.75 : x - Step 2: Convert to fraction form
73,585,229,936.13/110,378,723,774.90 = 20,523,034,626.75/x - Step 3: Cross multiply
73,585,229,936.13x = 110,378,723,774.90 × 20,523,034,626.75 - Step 4: Simplify right side
73,585,229,936.13x = 2,265,306,370,088,746,090,496 - Step 5: Solve for x
x = 2,265,306,370,088,746,090,496/73,585,229,936.13 - Step 6: Final answer
x = 30,784,797,058.53
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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.