Finding the Fourth Proportional to 243,212,694.03, 364,743,588.74 and 87,746,291.63
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Solution
The fourth proportional to 243,212,694.03, 364,743,588.74 and 87,746,291.63 is: 131,592,215.75
Step by Step Solution
- Step 1: Write the proportion equation
243,212,694.03 : 364,743,588.74 = 87,746,291.63 : x - Step 2: Convert to fraction form
243,212,694.03/364,743,588.74 = 87,746,291.63/x - Step 3: Cross multiply
243,212,694.03x = 364,743,588.74 × 87,746,291.63 - Step 4: Simplify right side
243,212,694.03x = 32,004,897,306,571,844 - Step 5: Solve for x
x = 32,004,897,306,571,844/243,212,694.03 - Step 6: Final answer
x = 131,592,215.75
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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.