Finding the Fourth Proportional to 929,667,757.88, 1,394,685,500.64 and 265,687,734.44
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Solution
The fourth proportional to 929,667,757.88, 1,394,685,500.64 and 265,687,734.44 is: 398,584,147.70
Step by Step Solution
- Step 1: Write the proportion equation
929,667,757.88 : 1,394,685,500.64 = 265,687,734.44 : x - Step 2: Convert to fraction form
929,667,757.88/1,394,685,500.64 = 265,687,734.44/x - Step 3: Cross multiply
929,667,757.88x = 1,394,685,500.64 × 265,687,734.44 - Step 4: Simplify right side
929,667,757.88x = 370,550,830,916,754,304 - Step 5: Solve for x
x = 370,550,830,916,754,304/929,667,757.88 - Step 6: Final answer
x = 398,584,147.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.