Finding the Fourth Proportional to 94,722,189.68, 130,716,620.16 and 51,262,125.68
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Solution
The fourth proportional to 94,722,189.68, 130,716,620.16 and 51,262,125.68 is: 70,741,732.57
Step by Step Solution
- Step 1: Write the proportion equation
94,722,189.68 : 130,716,620.16 = 51,262,125.68 : x - Step 2: Convert to fraction form
94,722,189.68/130,716,620.16 = 51,262,125.68/x - Step 3: Cross multiply
94,722,189.68x = 130,716,620.16 × 51,262,125.68 - Step 4: Simplify right side
94,722,189.68x = 6,700,811,811,106,741 - Step 5: Solve for x
x = 6,700,811,811,106,741/94,722,189.68 - Step 6: Final answer
x = 70,741,732.57
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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.