Finding the Fourth Proportional to 757,068,834.77, 1,136,003,349.60 and 537,161,360.99
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Solution
The fourth proportional to 757,068,834.77, 1,136,003,349.60 and 537,161,360.99 is: 806,025,921.73
Step by Step Solution
- Step 1: Write the proportion equation
757,068,834.77 : 1,136,003,349.60 = 537,161,360.99 : x - Step 2: Convert to fraction form
757,068,834.77/1,136,003,349.60 = 537,161,360.99/x - Step 3: Cross multiply
757,068,834.77x = 1,136,003,349.60 × 537,161,360.99 - Step 4: Simplify right side
757,068,834.77x = 610,217,105,354,654,720 - Step 5: Solve for x
x = 610,217,105,354,654,720/757,068,834.77 - Step 6: Final answer
x = 806,025,921.73
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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.