Finding the Fourth Proportional to 106,407,175.80, 159,610,763.70 and 106,407,175.80
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Solution
The fourth proportional to 106,407,175.80, 159,610,763.70 and 106,407,175.80 is: 159,610,763.70
Step by Step Solution
- Step 1: Write the proportion equation
106,407,175.80 : 159,610,763.70 = 106,407,175.80 : x - Step 2: Convert to fraction form
106,407,175.80/159,610,763.70 = 106,407,175.80/x - Step 3: Cross multiply
106,407,175.80x = 159,610,763.70 × 106,407,175.80 - Step 4: Simplify right side
106,407,175.80x = 16,983,730,592,598,156 - Step 5: Solve for x
x = 16,983,730,592,598,156/106,407,175.80 - Step 6: Final answer
x = 159,610,763.70
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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.