Finding the Fourth Proportional to 156,901,083, 235,351,623.33 and 57,198,202.21
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Solution
The fourth proportional to 156,901,083, 235,351,623.33 and 57,198,202.21 is: 85,797,302.89
Step by Step Solution
- Step 1: Write the proportion equation
156,901,083 : 235,351,623.33 = 57,198,202.21 : x - Step 2: Convert to fraction form
156,901,083/235,351,623.33 = 57,198,202.21/x - Step 3: Cross multiply
156,901,083x = 235,351,623.33 × 57,198,202.21 - Step 4: Simplify right side
156,901,083x = 13,461,689,741,681,094 - Step 5: Solve for x
x = 13,461,689,741,681,094/156,901,083 - Step 6: Final answer
x = 85,797,302.89
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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.