Finding the Fourth Proportional to 2,490,474,353.69, 3,735,718,622.19 and 719,989,202.57
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Solution
The fourth proportional to 2,490,474,353.69, 3,735,718,622.19 and 719,989,202.57 is: 1,079,985,854.03
Step by Step Solution
- Step 1: Write the proportion equation
2,490,474,353.69 : 3,735,718,622.19 = 719,989,202.57 : x - Step 2: Convert to fraction form
2,490,474,353.69/3,735,718,622.19 = 719,989,202.57/x - Step 3: Cross multiply
2,490,474,353.69x = 3,735,718,622.19 × 719,989,202.57 - Step 4: Simplify right side
2,490,474,353.69x = 2,689,677,071,816,477,696 - Step 5: Solve for x
x = 2,689,677,071,816,477,696/2,490,474,353.69 - Step 6: Final answer
x = 1,079,985,854.03
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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.