Finding the Fourth Proportional to 134,372,187.40, 201,558,281.10 and 107,498,331.40
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Solution
The fourth proportional to 134,372,187.40, 201,558,281.10 and 107,498,331.40 is: 161,247,497.10
Step by Step Solution
- Step 1: Write the proportion equation
134,372,187.40 : 201,558,281.10 = 107,498,331.40 : x - Step 2: Convert to fraction form
134,372,187.40/201,558,281.10 = 107,498,331.40/x - Step 3: Cross multiply
134,372,187.40x = 201,558,281.10 × 107,498,331.40 - Step 4: Simplify right side
134,372,187.40x = 21,667,178,898,102,156 - Step 5: Solve for x
x = 21,667,178,898,102,156/134,372,187.40 - Step 6: Final answer
x = 161,247,497.10
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.