Finding the Fourth Proportional to 757,068,832.52, 1,136,003,346.23 and 537,161,358.74
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Solution
The fourth proportional to 757,068,832.52, 1,136,003,346.23 and 537,161,358.74 is: 806,025,918.35
Step by Step Solution
- Step 1: Write the proportion equation
757,068,832.52 : 1,136,003,346.23 = 537,161,358.74 : x - Step 2: Convert to fraction form
757,068,832.52/1,136,003,346.23 = 537,161,358.74/x - Step 3: Cross multiply
757,068,832.52x = 1,136,003,346.23 × 537,161,358.74 - Step 4: Simplify right side
757,068,832.52x = 610,217,100,985,727,616 - Step 5: Solve for x
x = 610,217,100,985,727,616/757,068,832.52 - Step 6: Final answer
x = 806,025,918.35
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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.