Finding the Fourth Proportional to 113,681,972.08, 170,449,638.72 and 44,601,757.12
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Solution
The fourth proportional to 113,681,972.08, 170,449,638.72 and 44,601,757.12 is: 66,873,869.69
Step by Step Solution
- Step 1: Write the proportion equation
113,681,972.08 : 170,449,638.72 = 44,601,757.12 : x - Step 2: Convert to fraction form
113,681,972.08/170,449,638.72 = 44,601,757.12/x - Step 3: Cross multiply
113,681,972.08x = 170,449,638.72 × 44,601,757.12 - Step 4: Simplify right side
113,681,972.08x = 7,602,353,387,381,187 - Step 5: Solve for x
x = 7,602,353,387,381,187/113,681,972.08 - Step 6: Final answer
x = 66,873,869.69
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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.