Finding the Fourth Proportional to 135,659,537.18, 203,490,535.92 and 38,615,206.64
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Solution
The fourth proportional to 135,659,537.18, 203,490,535.92 and 38,615,206.64 is: 57,923,160.12
Step by Step Solution
- Step 1: Write the proportion equation
135,659,537.18 : 203,490,535.92 = 38,615,206.64 : x - Step 2: Convert to fraction form
135,659,537.18/203,490,535.92 = 38,615,206.64/x - Step 3: Cross multiply
135,659,537.18x = 203,490,535.92 × 38,615,206.64 - Step 4: Simplify right side
135,659,537.18x = 7,857,829,093,835,142 - Step 5: Solve for x
x = 7,857,829,093,835,142/135,659,537.18 - Step 6: Final answer
x = 57,923,160.12
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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.