Finding the Fourth Proportional to 97,914,703.88, 135,124,812.60 and 53,862,834.44
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Solution
The fourth proportional to 97,914,703.88, 135,124,812.60 and 53,862,834.44 is: 74,332,098.46
Step by Step Solution
- Step 1: Write the proportion equation
97,914,703.88 : 135,124,812.60 = 53,862,834.44 : x - Step 2: Convert to fraction form
97,914,703.88/135,124,812.60 = 53,862,834.44/x - Step 3: Cross multiply
97,914,703.88x = 135,124,812.60 × 53,862,834.44 - Step 4: Simplify right side
97,914,703.88x = 7,278,205,409,809,825 - Step 5: Solve for x
x = 7,278,205,409,809,825/97,914,703.88 - Step 6: Final answer
x = 74,332,098.46
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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.