Finding the Fourth Proportional to 2,375,212,202.80, 3,564,518,915.40 and 996,016,519.60
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Solution
The fourth proportional to 2,375,212,202.80, 3,564,518,915.40 and 996,016,519.60 is: 1,494,737,910.15
Step by Step Solution
- Step 1: Write the proportion equation
2,375,212,202.80 : 3,564,518,915.40 = 996,016,519.60 : x - Step 2: Convert to fraction form
2,375,212,202.80/3,564,518,915.40 = 996,016,519.60/x - Step 3: Cross multiply
2,375,212,202.80x = 3,564,518,915.40 × 996,016,519.60 - Step 4: Simplify right side
2,375,212,202.80x = 3,550,319,724,165,074,944 - Step 5: Solve for x
x = 3,550,319,724,165,074,944/2,375,212,202.80 - Step 6: Final answer
x = 1,494,737,910.15
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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.