Finding the Fourth Proportional to 100,102,024.70, 140,344,388.50 and 100,102,024.70
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Solution
The fourth proportional to 100,102,024.70, 140,344,388.50 and 100,102,024.70 is: 140,344,388.50
Step by Step Solution
- Step 1: Write the proportion equation
100,102,024.70 : 140,344,388.50 = 100,102,024.70 : x - Step 2: Convert to fraction form
100,102,024.70/140,344,388.50 = 100,102,024.70/x - Step 3: Cross multiply
100,102,024.70x = 140,344,388.50 × 100,102,024.70 - Step 4: Simplify right side
100,102,024.70x = 14,048,757,444,133,396 - Step 5: Solve for x
x = 14,048,757,444,133,396/100,102,024.70 - Step 6: Final answer
x = 140,344,388.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.