Finding the Fourth Proportional to 129,926,263.34, 194,825,621.81 and 64,271,544.05
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Solution
The fourth proportional to 129,926,263.34, 194,825,621.81 and 64,271,544.05 is: 96,375,768.94
Step by Step Solution
- Step 1: Write the proportion equation
129,926,263.34 : 194,825,621.81 = 64,271,544.05 : x - Step 2: Convert to fraction form
129,926,263.34/194,825,621.81 = 64,271,544.05/x - Step 3: Cross multiply
129,926,263.34x = 194,825,621.81 × 64,271,544.05 - Step 4: Simplify right side
129,926,263.34x = 12,521,743,534,877,800 - Step 5: Solve for x
x = 12,521,743,534,877,800/129,926,263.34 - Step 6: Final answer
x = 96,375,768.94
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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.