Finding the Fourth Proportional to 923,313,536,998.12, 1,384,003,675,991.60 and 386,399,119,850.92
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Solution
The fourth proportional to 923,313,536,998.12, 1,384,003,675,991.60 and 386,399,119,850.92 is: 579,194,153,280.00
Step by Step Solution
- Step 1: Write the proportion equation
923,313,536,998.12 : 1,384,003,675,991.60 = 386,399,119,850.92 : x - Step 2: Convert to fraction form
923,313,536,998.12/1,384,003,675,991.60 = 386,399,119,850.92/x - Step 3: Cross multiply
923,313,536,998.12x = 1,384,003,675,991.60 × 386,399,119,850.92 - Step 4: Simplify right side
923,313,536,998.12x = 534,777,802,273,592,132,501,504 - Step 5: Solve for x
x = 534,777,802,273,592,132,501,504/923,313,536,998.12 - Step 6: Final answer
x = 579,194,153,280.00
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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.