Finding the Fourth Proportional to 129,926,267.87, 194,825,628.54 and 64,271,548.58
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Solution
The fourth proportional to 129,926,267.87, 194,825,628.54 and 64,271,548.58 is: 96,375,775.69
Step by Step Solution
- Step 1: Write the proportion equation
129,926,267.87 : 194,825,628.54 = 64,271,548.58 : x - Step 2: Convert to fraction form
129,926,267.87/194,825,628.54 = 64,271,548.58/x - Step 3: Cross multiply
129,926,267.87x = 194,825,628.54 × 64,271,548.58 - Step 4: Simplify right side
129,926,267.87x = 12,521,744,848,363,516 - Step 5: Solve for x
x = 12,521,744,848,363,516/129,926,267.87 - Step 6: Final answer
x = 96,375,775.69
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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.