Finding the Fourth Proportional to 311,768,712.21, 467,756,928.96 and 104,527,629.93
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Solution
The fourth proportional to 311,768,712.21, 467,756,928.96 and 104,527,629.93 is: 156,826,266.56
Step by Step Solution
- Step 1: Write the proportion equation
311,768,712.21 : 467,756,928.96 = 104,527,629.93 : x - Step 2: Convert to fraction form
311,768,712.21/467,756,928.96 = 104,527,629.93/x - Step 3: Cross multiply
311,768,712.21x = 467,756,928.96 × 104,527,629.93 - Step 4: Simplify right side
311,768,712.21x = 48,893,523,167,524,184 - Step 5: Solve for x
x = 48,893,523,167,524,184/311,768,712.21 - Step 6: Final answer
x = 156,826,266.56
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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.