Finding the Fourth Proportional to 363,875,160.96, 545,657,376.96 and 210,626,997.12
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Solution
The fourth proportional to 363,875,160.96, 545,657,376.96 and 210,626,997.12 is: 315,850,563.86
Step by Step Solution
- Step 1: Write the proportion equation
363,875,160.96 : 545,657,376.96 = 210,626,997.12 : x - Step 2: Convert to fraction form
363,875,160.96/545,657,376.96 = 210,626,997.12/x - Step 3: Cross multiply
363,875,160.96x = 545,657,376.96 × 210,626,997.12 - Step 4: Simplify right side
363,875,160.96x = 114,930,174,765,460,688 - Step 5: Solve for x
x = 114,930,174,765,460,688/363,875,160.96 - Step 6: Final answer
x = 315,850,563.86
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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.