Finding the Fourth Proportional to 135,760,824.24, 187,356,106.74 and 80,008,597.62
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Solution
The fourth proportional to 135,760,824.24, 187,356,106.74 and 80,008,597.62 is: 110,415,500.49
Step by Step Solution
- Step 1: Write the proportion equation
135,760,824.24 : 187,356,106.74 = 80,008,597.62 : x - Step 2: Convert to fraction form
135,760,824.24/187,356,106.74 = 80,008,597.62/x - Step 3: Cross multiply
135,760,824.24x = 187,356,106.74 × 80,008,597.62 - Step 4: Simplify right side
135,760,824.24x = 14,990,099,355,810,432 - Step 5: Solve for x
x = 14,990,099,355,810,432/135,760,824.24 - Step 6: Final answer
x = 110,415,500.49
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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.