Finding the Fourth Proportional to 239,791,207.68, 330,919,888.32 and 146,953,786.68
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Solution
The fourth proportional to 239,791,207.68, 330,919,888.32 and 146,953,786.68 is: 202,801,141.66
Step by Step Solution
- Step 1: Write the proportion equation
239,791,207.68 : 330,919,888.32 = 146,953,786.68 : x - Step 2: Convert to fraction form
239,791,207.68/330,919,888.32 = 146,953,786.68/x - Step 3: Cross multiply
239,791,207.68x = 330,919,888.32 × 146,953,786.68 - Step 4: Simplify right side
239,791,207.68x = 48,629,930,676,346,704 - Step 5: Solve for x
x = 48,629,930,676,346,704/239,791,207.68 - Step 6: Final answer
x = 202,801,141.66
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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.