Finding the Fourth Proportional to 6,259,576,234.64, 8,638,409,598.60 and 3,440,132,926.16
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Solution
The fourth proportional to 6,259,576,234.64, 8,638,409,598.60 and 3,440,132,926.16 is: 4,747,490,273.44
Step by Step Solution
- Step 1: Write the proportion equation
6,259,576,234.64 : 8,638,409,598.60 = 3,440,132,926.16 : x - Step 2: Convert to fraction form
6,259,576,234.64/8,638,409,598.60 = 3,440,132,926.16/x - Step 3: Cross multiply
6,259,576,234.64x = 8,638,409,598.60 × 3,440,132,926.16 - Step 4: Simplify right side
6,259,576,234.64x = 29,717,277,289,800,450,048 - Step 5: Solve for x
x = 29,717,277,289,800,450,048/6,259,576,234.64 - Step 6: Final answer
x = 4,747,490,273.44
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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.