Finding the Fourth Proportional to 3,610,224,145.80, 5,415,336,218.70 and 2,486,704,727.70
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Solution
The fourth proportional to 3,610,224,145.80, 5,415,336,218.70 and 2,486,704,727.70 is: 3,730,057,091.55
Step by Step Solution
- Step 1: Write the proportion equation
3,610,224,145.80 : 5,415,336,218.70 = 2,486,704,727.70 : x - Step 2: Convert to fraction form
3,610,224,145.80/5,415,336,218.70 = 2,486,704,727.70/x - Step 3: Cross multiply
3,610,224,145.80x = 5,415,336,218.70 × 2,486,704,727.70 - Step 4: Simplify right side
3,610,224,145.80x = 13,466,342,177,126,330,368 - Step 5: Solve for x
x = 13,466,342,177,126,330,368/3,610,224,145.80 - Step 6: Final answer
x = 3,730,057,091.55
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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.