Finding the Fourth Proportional to 237,045,474.08, 357,344,915.60 and 221,243,961.92
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Solution
The fourth proportional to 237,045,474.08, 357,344,915.60 and 221,243,961.92 is: 333,524,211.78
Step by Step Solution
- Step 1: Write the proportion equation
237,045,474.08 : 357,344,915.60 = 221,243,961.92 : x - Step 2: Convert to fraction form
237,045,474.08/357,344,915.60 = 221,243,961.92/x - Step 3: Cross multiply
237,045,474.08x = 357,344,915.60 × 221,243,961.92 - Step 4: Simplify right side
237,045,474.08x = 79,060,404,899,312,016 - Step 5: Solve for x
x = 79,060,404,899,312,016/237,045,474.08 - Step 6: Final answer
x = 333,524,211.78
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.