Finding the Fourth Proportional to 91,219,614.35, 136,879,233.46 and 38,689,114.79
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Solution
The fourth proportional to 91,219,614.35, 136,879,233.46 and 38,689,114.79 is: 58,054,799.00
Step by Step Solution
- Step 1: Write the proportion equation
91,219,614.35 : 136,879,233.46 = 38,689,114.79 : x - Step 2: Convert to fraction form
91,219,614.35/136,879,233.46 = 38,689,114.79/x - Step 3: Cross multiply
91,219,614.35x = 136,879,233.46 × 38,689,114.79 - Step 4: Simplify right side
91,219,614.35x = 5,295,736,375,946,624 - Step 5: Solve for x
x = 5,295,736,375,946,624/91,219,614.35 - Step 6: Final answer
x = 58,054,799.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.