Finding the Fourth Proportional to 194,633,687.13, 268,565,595.87 and 118,212,176.49
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Solution
The fourth proportional to 194,633,687.13, 268,565,595.87 and 118,212,176.49 is: 163,115,255.57
Step by Step Solution
- Step 1: Write the proportion equation
194,633,687.13 : 268,565,595.87 = 118,212,176.49 : x - Step 2: Convert to fraction form
194,633,687.13/268,565,595.87 = 118,212,176.49/x - Step 3: Cross multiply
194,633,687.13x = 268,565,595.87 × 118,212,176.49 - Step 4: Simplify right side
194,633,687.13x = 31,747,723,618,126,456 - Step 5: Solve for x
x = 31,747,723,618,126,456/194,633,687.13 - Step 6: Final answer
x = 163,115,255.57
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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.