Finding the Fourth Proportional to 216,212,958.60, 324,337,138.04 and 62,858,827.32
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Solution
The fourth proportional to 216,212,958.60, 324,337,138.04 and 62,858,827.32 is: 94,293,386.88
Step by Step Solution
- Step 1: Write the proportion equation
216,212,958.60 : 324,337,138.04 = 62,858,827.32 : x - Step 2: Convert to fraction form
216,212,958.60/324,337,138.04 = 62,858,827.32/x - Step 3: Cross multiply
216,212,958.60x = 324,337,138.04 × 62,858,827.32 - Step 4: Simplify right side
216,212,958.60x = 20,387,452,153,519,364 - Step 5: Solve for x
x = 20,387,452,153,519,364/216,212,958.60 - Step 6: Final answer
x = 94,293,386.88
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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.