Finding the Fourth Proportional to 93,635,998.80, 140,453,998.20 and 48,286,366.80
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Solution
The fourth proportional to 93,635,998.80, 140,453,998.20 and 48,286,366.80 is: 72,429,550.20
Step by Step Solution
- Step 1: Write the proportion equation
93,635,998.80 : 140,453,998.20 = 48,286,366.80 : x - Step 2: Convert to fraction form
93,635,998.80/140,453,998.20 = 48,286,366.80/x - Step 3: Cross multiply
93,635,998.80x = 140,453,998.20 × 48,286,366.80 - Step 4: Simplify right side
93,635,998.80x = 6,782,013,275,611,739 - Step 5: Solve for x
x = 6,782,013,275,611,739/93,635,998.80 - Step 6: Final answer
x = 72,429,550.20
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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.