Finding the Fourth Proportional to 91,056,750.40, 136,585,125.60 and 63,793,827.10
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Solution
The fourth proportional to 91,056,750.40, 136,585,125.60 and 63,793,827.10 is: 95,690,740.65
Step by Step Solution
- Step 1: Write the proportion equation
91,056,750.40 : 136,585,125.60 = 63,793,827.10 : x - Step 2: Convert to fraction form
91,056,750.40/136,585,125.60 = 63,793,827.10/x - Step 3: Cross multiply
91,056,750.40x = 136,585,125.60 × 63,793,827.10 - Step 4: Simplify right side
91,056,750.40x = 8,713,287,886,958,184 - Step 5: Solve for x
x = 8,713,287,886,958,184/91,056,750.40 - Step 6: Final answer
x = 95,690,740.65
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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.