Finding the Fourth Proportional to 441,479,717,034.72, 609,355,364,961.18 and 287,539,002,945.96
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Solution
The fourth proportional to 441,479,717,034.72, 609,355,364,961.18 and 287,539,002,945.96 is: 396,877,653,310.02
Step by Step Solution
- Step 1: Write the proportion equation
441,479,717,034.72 : 609,355,364,961.18 = 287,539,002,945.96 : x - Step 2: Convert to fraction form
441,479,717,034.72/609,355,364,961.18 = 287,539,002,945.96/x - Step 3: Cross multiply
441,479,717,034.72x = 609,355,364,961.18 × 287,539,002,945.96 - Step 4: Simplify right side
441,479,717,034.72x = 175,213,434,080,709,312,512,000 - Step 5: Solve for x
x = 175,213,434,080,709,312,512,000/441,479,717,034.72 - Step 6: Final answer
x = 396,877,653,310.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.