Finding the Fourth Proportional to 134,752,956.10, 202,129,434.15 and 133,619,215.30
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Solution
The fourth proportional to 134,752,956.10, 202,129,434.15 and 133,619,215.30 is: 200,428,822.95
Step by Step Solution
- Step 1: Write the proportion equation
134,752,956.10 : 202,129,434.15 = 133,619,215.30 : x - Step 2: Convert to fraction form
134,752,956.10/202,129,434.15 = 133,619,215.30/x - Step 3: Cross multiply
134,752,956.10x = 202,129,434.15 × 133,619,215.30 - Step 4: Simplify right side
134,752,956.10x = 27,008,376,380,156,024 - Step 5: Solve for x
x = 27,008,376,380,156,024/134,752,956.10 - Step 6: Final answer
x = 200,428,822.95
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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.