Finding the Fourth Proportional to 126,177,894.40, 189,284,556.30 and 39,907,305.40
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Solution
The fourth proportional to 126,177,894.40, 189,284,556.30 and 39,907,305.40 is: 59,866,560.87
Step by Step Solution
- Step 1: Write the proportion equation
126,177,894.40 : 189,284,556.30 = 39,907,305.40 : x - Step 2: Convert to fraction form
126,177,894.40/189,284,556.30 = 39,907,305.40/x - Step 3: Cross multiply
126,177,894.40x = 189,284,556.30 × 39,907,305.40 - Step 4: Simplify right side
126,177,894.40x = 7,553,836,595,767,594 - Step 5: Solve for x
x = 7,553,836,595,767,594/126,177,894.40 - Step 6: Final answer
x = 59,866,560.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.