Finding the Fourth Proportional to 134,987,670.16, 202,555,217.58 and 57,252,482.56
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Solution
The fourth proportional to 134,987,670.16, 202,555,217.58 and 57,252,482.56 is: 85,909,987.54
Step by Step Solution
- Step 1: Write the proportion equation
134,987,670.16 : 202,555,217.58 = 57,252,482.56 : x - Step 2: Convert to fraction form
134,987,670.16/202,555,217.58 = 57,252,482.56/x - Step 3: Cross multiply
134,987,670.16x = 202,555,217.58 × 57,252,482.56 - Step 4: Simplify right side
134,987,670.16x = 11,596,789,061,935,956 - Step 5: Solve for x
x = 11,596,789,061,935,956/134,987,670.16 - Step 6: Final answer
x = 85,909,987.54
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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.