Finding the Fourth Proportional to 80,199,683.16, 110,672,599.16 and 43,529,466.84
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Solution
The fourth proportional to 80,199,683.16, 110,672,599.16 and 43,529,466.84 is: 60,069,055.70
Step by Step Solution
- Step 1: Write the proportion equation
80,199,683.16 : 110,672,599.16 = 43,529,466.84 : x - Step 2: Convert to fraction form
80,199,683.16/110,672,599.16 = 43,529,466.84/x - Step 3: Cross multiply
80,199,683.16x = 110,672,599.16 × 43,529,466.84 - Step 4: Simplify right side
80,199,683.16x = 4,817,519,235,231,832 - Step 5: Solve for x
x = 4,817,519,235,231,832/80,199,683.16 - Step 6: Final answer
x = 60,069,055.70
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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.