Finding the Fourth Proportional to 130,054,644.68, 195,082,618.96 and 33,010,381.08
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Solution
The fourth proportional to 130,054,644.68, 195,082,618.96 and 33,010,381.08 is: 49,515,737.09
Step by Step Solution
- Step 1: Write the proportion equation
130,054,644.68 : 195,082,618.96 = 33,010,381.08 : x - Step 2: Convert to fraction form
130,054,644.68/195,082,618.96 = 33,010,381.08/x - Step 3: Cross multiply
130,054,644.68x = 195,082,618.96 × 33,010,381.08 - Step 4: Simplify right side
130,054,644.68x = 6,439,751,593,954,033 - Step 5: Solve for x
x = 6,439,751,593,954,033/130,054,644.68 - Step 6: Final answer
x = 49,515,737.09
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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.