Finding the Fourth Proportional to 547,027,332.85, 754,972,998.06 and 335,460,670.75
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Solution
The fourth proportional to 547,027,332.85, 754,972,998.06 and 335,460,670.75 is: 462,981,889.79
Step by Step Solution
- Step 1: Write the proportion equation
547,027,332.85 : 754,972,998.06 = 335,460,670.75 : x - Step 2: Convert to fraction form
547,027,332.85/754,972,998.06 = 335,460,670.75/x - Step 3: Cross multiply
547,027,332.85x = 754,972,998.06 × 335,460,670.75 - Step 4: Simplify right side
547,027,332.85x = 253,263,748,327,346,016 - Step 5: Solve for x
x = 253,263,748,327,346,016/547,027,332.85 - Step 6: Final answer
x = 462,981,889.79
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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.