Finding the Fourth Proportional to 263,521,927.92, 363,660,253.32 and 146,064,904.84
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Solution
The fourth proportional to 263,521,927.92, 363,660,253.32 and 146,064,904.84 is: 201,569,564.68
Step by Step Solution
- Step 1: Write the proportion equation
263,521,927.92 : 363,660,253.32 = 146,064,904.84 : x - Step 2: Convert to fraction form
263,521,927.92/363,660,253.32 = 146,064,904.84/x - Step 3: Cross multiply
263,521,927.92x = 363,660,253.32 × 146,064,904.84 - Step 4: Simplify right side
263,521,927.92x = 53,118,000,295,276,096 - Step 5: Solve for x
x = 53,118,000,295,276,096/263,521,927.92 - Step 6: Final answer
x = 201,569,564.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.