Finding the Fourth Proportional to 130,054,645.51, 195,082,620.21 and 33,010,381.98
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Solution
The fourth proportional to 130,054,645.51, 195,082,620.21 and 33,010,381.98 is: 49,515,738.45
Step by Step Solution
- Step 1: Write the proportion equation
130,054,645.51 : 195,082,620.21 = 33,010,381.98 : x - Step 2: Convert to fraction form
130,054,645.51/195,082,620.21 = 33,010,381.98/x - Step 3: Cross multiply
130,054,645.51x = 195,082,620.21 × 33,010,381.98 - Step 4: Simplify right side
130,054,645.51x = 6,439,751,810,791,368 - Step 5: Solve for x
x = 6,439,751,810,791,368/130,054,645.51 - Step 6: Final answer
x = 49,515,738.45
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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.