Finding the Fourth Proportional to 213,050,398.14, 294,212,603.61 and 201,443,559.93
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Solution
The fourth proportional to 213,050,398.14, 294,212,603.61 and 201,443,559.93 is: 278,184,104.63
Step by Step Solution
- Step 1: Write the proportion equation
213,050,398.14 : 294,212,603.61 = 201,443,559.93 : x - Step 2: Convert to fraction form
213,050,398.14/294,212,603.61 = 201,443,559.93/x - Step 3: Cross multiply
213,050,398.14x = 294,212,603.61 × 201,443,559.93 - Step 4: Simplify right side
213,050,398.14x = 59,267,234,247,472,376 - Step 5: Solve for x
x = 59,267,234,247,472,376/213,050,398.14 - Step 6: Final answer
x = 278,184,104.63
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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.