Finding the Fourth Proportional to 68,113,438.62, 102,166,494.84 and 33,535,369.14
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Solution
The fourth proportional to 68,113,438.62, 102,166,494.84 and 33,535,369.14 is: 50,301,250.20
Step by Step Solution
- Step 1: Write the proportion equation
68,113,438.62 : 102,166,494.84 = 33,535,369.14 : x - Step 2: Convert to fraction form
68,113,438.62/102,166,494.84 = 33,535,369.14/x - Step 3: Cross multiply
68,113,438.62x = 102,166,494.84 × 33,535,369.14 - Step 4: Simplify right side
68,113,438.62x = 3,426,191,118,199,305.50 - Step 5: Solve for x
x = 3,426,191,118,199,305.50/68,113,438.62 - Step 6: Final answer
x = 50,301,250.20
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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.