Finding the Fourth Proportional to 61,325,735,409.81, 91,911,224,520.88 and 31,080,473,628.09
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Solution
The fourth proportional to 61,325,735,409.81, 91,911,224,520.88 and 31,080,473,628.09 is: 46,581,494,225.17
Step by Step Solution
- Step 1: Write the proportion equation
61,325,735,409.81 : 91,911,224,520.88 = 31,080,473,628.09 : x - Step 2: Convert to fraction form
61,325,735,409.81/91,911,224,520.88 = 31,080,473,628.09/x - Step 3: Cross multiply
61,325,735,409.81x = 91,911,224,520.88 × 31,080,473,628.09 - Step 4: Simplify right side
61,325,735,409.81x = 2,856,644,389,846,669,852,672 - Step 5: Solve for x
x = 2,856,644,389,846,669,852,672/61,325,735,409.81 - Step 6: Final answer
x = 46,581,494,225.17
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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.