Finding the Fourth Proportional to 96,915,107.61, 133,744,455.72 and 52,862,117.94
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Solution
The fourth proportional to 96,915,107.61, 133,744,455.72 and 52,862,117.94 is: 72,950,599.41
Step by Step Solution
- Step 1: Write the proportion equation
96,915,107.61 : 133,744,455.72 = 52,862,117.94 : x - Step 2: Convert to fraction form
96,915,107.61/133,744,455.72 = 52,862,117.94/x - Step 3: Cross multiply
96,915,107.61x = 133,744,455.72 × 52,862,117.94 - Step 4: Simplify right side
96,915,107.61x = 7,070,015,192,091,747 - Step 5: Solve for x
x = 7,070,015,192,091,747/96,915,107.61 - Step 6: Final answer
x = 72,950,599.41
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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.