Finding the Fourth Proportional to 296,060,543.08, 408,606,285.30 and 170,588,708.20
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Solution
The fourth proportional to 296,060,543.08, 408,606,285.30 and 170,588,708.20 is: 235,437,041.51
Step by Step Solution
- Step 1: Write the proportion equation
296,060,543.08 : 408,606,285.30 = 170,588,708.20 : x - Step 2: Convert to fraction form
296,060,543.08/408,606,285.30 = 170,588,708.20/x - Step 3: Cross multiply
296,060,543.08x = 408,606,285.30 × 170,588,708.20 - Step 4: Simplify right side
296,060,543.08x = 69,703,618,371,727,648 - Step 5: Solve for x
x = 69,703,618,371,727,648/296,060,543.08 - Step 6: Final answer
x = 235,437,041.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.