Finding the Fourth Proportional to 354,266,819.43, 531,364,349.98 and 95,508,196.53
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Solution
The fourth proportional to 354,266,819.43, 531,364,349.98 and 95,508,196.53 is: 143,252,621.99
Step by Step Solution
- Step 1: Write the proportion equation
354,266,819.43 : 531,364,349.98 = 95,508,196.53 : x - Step 2: Convert to fraction form
354,266,819.43/531,364,349.98 = 95,508,196.53/x - Step 3: Cross multiply
354,266,819.43x = 531,364,349.98 × 95,508,196.53 - Step 4: Simplify right side
354,266,819.43x = 50,749,650,766,925,544 - Step 5: Solve for x
x = 50,749,650,766,925,544/354,266,819.43 - Step 6: Final answer
x = 143,252,621.99
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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.