Finding the Fourth Proportional to 5,350,617,679.60, 8,025,926,519.40 and 4,126,177,615.60
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Solution
The fourth proportional to 5,350,617,679.60, 8,025,926,519.40 and 4,126,177,615.60 is: 6,189,266,423.40
Step by Step Solution
- Step 1: Write the proportion equation
5,350,617,679.60 : 8,025,926,519.40 = 4,126,177,615.60 : x - Step 2: Convert to fraction form
5,350,617,679.60/8,025,926,519.40 = 4,126,177,615.60/x - Step 3: Cross multiply
5,350,617,679.60x = 8,025,926,519.40 × 4,126,177,615.60 - Step 4: Simplify right side
5,350,617,679.60x = 33,116,398,348,798,697,472 - Step 5: Solve for x
x = 33,116,398,348,798,697,472/5,350,617,679.60 - Step 6: Final answer
x = 6,189,266,423.40
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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.