Finding the Fourth Proportional to 1,515,919,439.68, 2,274,096,069.12 and 466,746,415.24
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Solution
The fourth proportional to 1,515,919,439.68, 2,274,096,069.12 and 466,746,415.24 is: 700,186,408.58
Step by Step Solution
- Step 1: Write the proportion equation
1,515,919,439.68 : 2,274,096,069.12 = 466,746,415.24 : x - Step 2: Convert to fraction form
1,515,919,439.68/2,274,096,069.12 = 466,746,415.24/x - Step 3: Cross multiply
1,515,919,439.68x = 2,274,096,069.12 × 466,746,415.24 - Step 4: Simplify right side
1,515,919,439.68x = 1,061,426,188,173,135,232 - Step 5: Solve for x
x = 1,061,426,188,173,135,232/1,515,919,439.68 - Step 6: Final answer
x = 700,186,408.58
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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.