Finding the Fourth Proportional to 852,850,759.62, 1,176,994,950.84 and 471,364,587.88
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Solution
The fourth proportional to 852,850,759.62, 1,176,994,950.84 and 471,364,587.88 is: 650,516,791.69
Step by Step Solution
- Step 1: Write the proportion equation
852,850,759.62 : 1,176,994,950.84 = 471,364,587.88 : x - Step 2: Convert to fraction form
852,850,759.62/1,176,994,950.84 = 471,364,587.88/x - Step 3: Cross multiply
852,850,759.62x = 1,176,994,950.84 × 471,364,587.88 - Step 4: Simplify right side
852,850,759.62x = 554,793,739,939,537,408 - Step 5: Solve for x
x = 554,793,739,939,537,408/852,850,759.62 - Step 6: Final answer
x = 650,516,791.69
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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.