Finding the Fourth Proportional to 279,199,414.26, 418,990,410.99 and 97,446,592.26
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Solution
The fourth proportional to 279,199,414.26, 418,990,410.99 and 97,446,592.26 is: 146,236,652.57
Step by Step Solution
- Step 1: Write the proportion equation
279,199,414.26 : 418,990,410.99 = 97,446,592.26 : x - Step 2: Convert to fraction form
279,199,414.26/418,990,410.99 = 97,446,592.26/x - Step 3: Cross multiply
279,199,414.26x = 418,990,410.99 × 97,446,592.26 - Step 4: Simplify right side
279,199,414.26x = 40,829,187,740,592,360 - Step 5: Solve for x
x = 40,829,187,740,592,360/279,199,414.26 - Step 6: Final answer
x = 146,236,652.57
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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.