Finding the Fourth Proportional to 129,414,124.71, 194,125,172.85 and 56,593,421.69
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Solution
The fourth proportional to 129,414,124.71, 194,125,172.85 and 56,593,421.69 is: 84,891,875.53
Step by Step Solution
- Step 1: Write the proportion equation
129,414,124.71 : 194,125,172.85 = 56,593,421.69 : x - Step 2: Convert to fraction form
129,414,124.71/194,125,172.85 = 56,593,421.69/x - Step 3: Cross multiply
129,414,124.71x = 194,125,172.85 × 56,593,421.69 - Step 4: Simplify right side
129,414,124.71x = 10,986,207,766,773,564 - Step 5: Solve for x
x = 10,986,207,766,773,564/129,414,124.71 - Step 6: Final answer
x = 84,891,875.53
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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.