Finding the Fourth Proportional to 97,805,193.60, 146,707,790.40 and 63,367,816.80
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Solution
The fourth proportional to 97,805,193.60, 146,707,790.40 and 63,367,816.80 is: 95,051,725.20
Step by Step Solution
- Step 1: Write the proportion equation
97,805,193.60 : 146,707,790.40 = 63,367,816.80 : x - Step 2: Convert to fraction form
97,805,193.60/146,707,790.40 = 63,367,816.80/x - Step 3: Cross multiply
97,805,193.60x = 146,707,790.40 × 63,367,816.80 - Step 4: Simplify right side
97,805,193.60x = 9,296,552,385,199,998 - Step 5: Solve for x
x = 9,296,552,385,199,998/97,805,193.60 - Step 6: Final answer
x = 95,051,725.20
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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.