Finding the Fourth Proportional to 12,125,324,252.24, 16,726,679,865.36 and 7,672,571,432.00
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Solution
The fourth proportional to 12,125,324,252.24, 16,726,679,865.36 and 7,672,571,432.00 is: 10,584,182,609.67
Step by Step Solution
- Step 1: Write the proportion equation
12,125,324,252.24 : 16,726,679,865.36 = 7,672,571,432.00 : x - Step 2: Convert to fraction form
12,125,324,252.24/16,726,679,865.36 = 7,672,571,432.00/x - Step 3: Cross multiply
12,125,324,252.24x = 16,726,679,865.36 × 7,672,571,432.00 - Step 4: Simplify right side
12,125,324,252.24x = 128,336,646,087,150,682,112 - Step 5: Solve for x
x = 128,336,646,087,150,682,112/12,125,324,252.24 - Step 6: Final answer
x = 10,584,182,609.67
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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.