Finding the Fourth Proportional to 2,874,069,373.68, 3,965,466,025.08 and 1,683,998,976.96
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Solution
The fourth proportional to 2,874,069,373.68, 3,965,466,025.08 and 1,683,998,976.96 is: 2,323,479,311.45
Step by Step Solution
- Step 1: Write the proportion equation
2,874,069,373.68 : 3,965,466,025.08 = 1,683,998,976.96 : x - Step 2: Convert to fraction form
2,874,069,373.68/3,965,466,025.08 = 1,683,998,976.96/x - Step 3: Cross multiply
2,874,069,373.68x = 3,965,466,025.08 × 1,683,998,976.96 - Step 4: Simplify right side
2,874,069,373.68x = 6,677,840,729,404,357,632 - Step 5: Solve for x
x = 6,677,840,729,404,357,632/2,874,069,373.68 - Step 6: Final answer
x = 2,323,479,311.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.