Finding the Fourth Proportional to 699,752,027.64, 965,652,057.06 and 382,212,476.26
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Solution
The fourth proportional to 699,752,027.64, 965,652,057.06 and 382,212,476.26 is: 527,450,081.39
Step by Step Solution
- Step 1: Write the proportion equation
699,752,027.64 : 965,652,057.06 = 382,212,476.26 : x - Step 2: Convert to fraction form
699,752,027.64/965,652,057.06 = 382,212,476.26/x - Step 3: Cross multiply
699,752,027.64x = 965,652,057.06 × 382,212,476.26 - Step 4: Simplify right side
699,752,027.64x = 369,084,263,934,465,408 - Step 5: Solve for x
x = 369,084,263,934,465,408/699,752,027.64 - Step 6: Final answer
x = 527,450,081.39
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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.