Finding the Fourth Proportional to 135,571,246.13, 187,108,770.33 and 82,678,639.52
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Solution
The fourth proportional to 135,571,246.13, 187,108,770.33 and 82,678,639.52 is: 114,108,994.46
Step by Step Solution
- Step 1: Write the proportion equation
135,571,246.13 : 187,108,770.33 = 82,678,639.52 : x - Step 2: Convert to fraction form
135,571,246.13/187,108,770.33 = 82,678,639.52/x - Step 3: Cross multiply
135,571,246.13x = 187,108,770.33 × 82,678,639.52 - Step 4: Simplify right side
135,571,246.13x = 15,469,898,573,144,542 - Step 5: Solve for x
x = 15,469,898,573,144,542/135,571,246.13 - Step 6: Final answer
x = 114,108,994.46
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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.